The Excitement of FIFA Arab Cup Group B
As the FIFA Arab Cup progresses, Group B is set to deliver thrilling matches tomorrow. With teams vying for top positions, each match promises intense competition and strategic gameplay. Fans and analysts alike are eagerly anticipating the outcomes, as betting predictions add an extra layer of excitement.
Match Overview
The group features some of the most talented teams in the region, each bringing their unique style and strengths to the pitch. The matches scheduled for tomorrow are crucial for determining the standings in Group B, with teams aiming to secure a spot in the knockout stages.
Key Matches
- Team A vs Team B: This match is expected to be a tactical battle, with both teams having strong defensive records. Team A's recent form suggests they might have the edge, but Team B's home advantage could play a significant role.
- Team C vs Team D: Known for their attacking prowess, both teams are likely to engage in a high-scoring affair. Team C's star striker has been in excellent form, making them favorites among bettors.
Betting Predictions
Betting experts have analyzed various factors such as team form, head-to-head records, and player injuries to provide insightful predictions. Here are some key betting tips for tomorrow's matches:
Prediction Insights
- Under 2.5 Goals: Given the defensive strategies of both Team A and Team B, there is a strong possibility that the match will end with fewer than three goals.
- Both Teams to Score: In the clash between Team C and Team D, both teams' offensive capabilities suggest that goals from both sides are likely.
- Draw No Bet: For those looking for safer bets, considering a draw no bet on either match could be a prudent choice given the evenly matched nature of these encounters.
Tactical Analysis
The success of each team often hinges on their tactical approach. Let's delve into some strategic elements that could influence tomorrow's outcomes:
Defensive Strategies
- Team A's Solid Backline: Known for their disciplined defense, Team A will likely focus on maintaining shape and exploiting counter-attacks.
- Team B's High Press: By applying pressure high up the pitch, Team B aims to disrupt their opponent's build-up play and force errors.
Offensive Tactics
- Team C's Quick Transitions: Utilizing fast-paced transitions from defense to attack could catch their opponents off guard and create scoring opportunities.
- Team D's Possession Play: Dominating possession allows Team D to control the tempo of the game and patiently break down defenses.
Possible Game-Changers
In football, certain players can turn the tide of a match with their individual brilliance. Here are some players to watch out for tomorrow:
Potential Match-Winners
- Mohamed Al-Faraj (Team A): With his exceptional vision and passing ability, Al-Faraj could be pivotal in unlocking defenses.
- Ahmed Hossam (Team B): Known for his pace and dribbling skills, Hossam has the potential to create decisive moments in tight games.
- Khaled Al-Salem (Team C): As one of the league's top strikers, Al-Salem is always a threat in front of goal.
- Faisal Hassan (Team D): His leadership on the field and knack for scoring crucial goals make him an invaluable asset.
Betting Tips from Experts
Betting experts offer valuable insights based on statistical analysis and historical data. Here are some expert tips for betting on Group B matches:
Detailed Betting Advice
- Leverage Odds Fluctuations: Keep an eye on odds changes leading up to kick-off time; sharp movements can indicate insider information or shifts in public sentiment. li >
- < strong > Consider Weather Conditions: Weather can impact gameplay significantly; rainy conditions might favor defensive tactics or result in more mistakes by attackers.< / li >
- < strong > Analyze Player Fitness: Injuries or fatigue can affect team performance; ensure your chosen players are fit and ready.< / li >
- < strong > Monitor Lineup Changes: Last-minute lineup adjustments can alter team dynamics; stay updated through official announcements.< / li >
- < strong > Look at Historical Head-to-Head Records: Past encounters between these teams can provide insights into potential outcomes.< / li >
- < strong > Evaluate Managerial Tactics: Understanding how managers adapt during games can help predict turning points.< / li >
- < strong > Watch Pre-Match Warm-Ups: Observing warm-ups might reveal team formations or player roles not previously disclosed.< / li >
- < strong > Track Public Betting Trends: While not always reliable, public sentiment can sometimes highlight underdog opportunities or popular picks.< / li >
- < strong > Factor in Home Advantage: Playing at home often boosts team morale and performance due to familiar surroundings and supportive crowds.< / li >
- < strong > Assess Recent Form: Teams on winning streaks tend to carry momentum into future matches; consider this when placing bets.< / li >
- < strong > Stay Updated with News Reports:< / li >
- Analyze pre-match news reports carefully; they may contain hints about player availability or tactical changes.< / li >
- Cross-reference multiple sources for accuracy; avoid relying solely on one outlet’s information.< / li >
- Note any rumors about potential transfers or managerial changes that could impact team morale or strategy.< / li >
ol >
- < strong > Use Live Betting Wisely:< / li >
< li >Monitor live odds during matches; quick decisions based on unfolding events can yield profitable bets.< / li >
< li >Consider live streaming if available; watching real-time gameplay helps make informed betting choices.< / li > ol > ul > h4 >
Sports Analytics Insights
In today’s digital age, sports analytics play a crucial role in understanding football dynamics. Advanced metrics provide deeper insights into team performance beyond traditional statistics like goals scored or conceded. Here’s how analytics can inform your betting strategy:
Data-Driven Analysis Techniques<|repo_name|>/TheAlgorithms/website<|file_sep|>/_REPO/GITHUB/docs/content/github/collaborating-with-pull-requests/proposing-changes-to-your-work-with-pull-requests/creating-a-pull-request-from-a-forked-repository.md
---
title: Creating a pull request from a forked repository
intro: 'You can propose changes you made in your forked repository by creating a pull request.'
redirect_from:
- /articles/creating-a-pull-request-from-a-fork/
versions:
fpt: '*'
topics:
- Pull requests
---
{% data reusables.pull_requests.creating-prs %}
{% data reusables.repositories.fork_a_repo %}
## Creating a pull request
1. On {% data variables.product.prodname_dotcom %}, navigate to your fork.
1. Under your repository name, click {% octicon "git-pull-request" aria-label="The pull request icon" %} **Pull requests**.
1. Click **New pull request**.

1. On this page you'll see two drop-down menus:
* **base:** The branch you want changes pulled into.
* **compare:** The branch where your proposed changes are located.
You'll want `base` set to `upstream/main`, which represents where you want your changes pulled into (`main`), from `upstream`, which represents your upstream repository.
You'll want `compare` set to `fork/main`, which represents where your proposed changes are located (`main`) from `fork`, which represents your forked repository.

1. If needed use these drop-down menus so that `base` is set correctly.
1. Enter a title for your pull request.
1. Optionally enter details about your pull request.
1. Click **Create pull request**.
## Further reading
- "[About forks](/articles/about-forks)"
<|file_sep[// TODO(dkhamsa) Make sure all tests pass before removing this comment.
import { describe } from "mocha";
import { expect } from "chai";
import { parseHTML } from "../lib/html";
describe("parseHTML", () => {
it("parses simple HTML", () => {
const html = "
Hello World!
";
const doc = parseHTML(html);
expect(doc.childNodes.length).to.equal(1);
expect(doc.childNodes[0].tagName).to.equal("DIV");
expect(doc.childNodes[0].childNodes.length).to.equal(1);
expect(doc.childNodes[0].childNodes[0].text).to.equal("Hello World!");
});
});
<|file_sep Sullivan County Health Department
=====================================
* [Sullivan County Health Department](#sullivan-county-health-department)
* [Overview](#overview)
* [Contents](#contents)
* [Data Sources](#data-sources)
* [Data Dictionary](#data-dictionary)
Overview
--------
This project provides COVID-19 vaccination data collected by Sullivan County Health Department.
Contents
--------
* [`covid_vaccine_sullivan_county_health_department.csv`](https://raw.githubusercontent.com/CDCgov/covid_data_trust/master/data/stakeholders/sullivan_county_health_department/covid_vaccine_sullivan_county_health_department.csv) - contains vaccine administration data reported by Sullivan County Health Department
Data Sources
------------
Sullivan County Health Department reports vaccination data through NYSIIS Vaccination Data Exchange (NVDX).
Data Dictionary
---------------
### covid_vaccine_sullivan_county_health_department.csv
Column Name | Description | Type | Constraints | Example Value
--- | --- | --- | --- | ---
`vaccine_dose_number` | Vaccine dose number administered during this event
If null then no value was reported by provider
If blank then vaccine dose number was unknown by provider at time of reporting | integer
nullable
nullable if blank | | `2`
`series_completion_status` | Whether patient has completed vaccine series
If null then no value was reported by provider
If blank then series completion status was unknown by provider at time of reporting | string
nullable
nullable if blank | one of:
"completed"
"incomplete"
"unknown" | `"incomplete"`
`vaccination_occurrence_date` | Date when vaccination occurred
If null then no value was reported by provider
If blank then date when vaccination occurred was unknown by provider at time of reporting | date
nullable
nullable if blank | |
`vaccination_clinic_site_name` | Name used locally within jurisdiction identifying clinic site location where vaccination event occurred
If null then no value was reported by provider
If blank then clinic site name was unknown by provider at time of reporting | string
nullable
nullable if blank |
`syringe_barcode_id_prefix` | Prefix portion (first few characters) representing unique ID assigned per syringe manufactured batch intended only as identifier within jurisdiction system tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_barcode_id_suffix` | Suffix portion (last few characters) representing unique ID assigned per syringe manufactured batch intended only as identifier within jurisdiction system tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_lot_number_prefix` | Prefix portion (first few characters) representing lot number assigned per syringe manufactured batch intended only as identifier within manufacturer tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_lot_number_suffix` | Suffix portion (last few characters) representing lot number assigned per syringe manufactured batch intended only as identifier within manufacturer tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_manufacturer_code_prefix` || Prefix portion (first few characters) representing code assigned per manufacturer intended only as identifier within jurisdiction system tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_manufacturer_code_suffix` || Suffix portion (last few characters) representing code assigned per manufacturer intended only as identifier within jurisdiction system tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_expiration_date_month_prefix` || Prefix portion (first few characters) representing expiration date month assigned per syringe manufactured batch intended only as identifier within manufacturer tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_expiration_date_month_suffix` || Suffix portion (last few characters) representing expiration date month assigned per syringe manufactured batch intended only as identifier within manufacturer tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_expiration_date_year_prefix` || Prefix portion (first few characters) representing expiration date year assigned per syringe manufactured batch intended only as identifier within manufacturer tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_expiration_date_year_suffix` || Suffix portion (last few characters) representing expiration date year assigned per syringe manufactured batch intended only as identifier within manufacturer tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_manufactured_date_month_prefix` || Prefix portion (first few characters) representing manufacture date month assigned per syringe manufactured batch intended only as identifier within manufacturer tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_manufactured_date_month_suffix` || Suffix portion (last few characters) representing manufacture date month assigned per syringe manufactured batch intended only as identifier within manufacturer tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_manufactured_date_year_prefix` || Prefix portion (first few characters) representing manufacture date year assigned per syringe manufactured batch intended only as identifier within manufacturer tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
`syringe_manufactured_date_year_suffix` || Suffix portion (last few characters) representing manufacture date year assigned per syringe manufactured batch intended only as identifier within manufacturer tracking inventory movement across locations until administered at clinic site location where vaccination event occurred |
### Mapping Between Provider Reported Data Elements And CDC Data Model Elements
Provider Reported Data Element Name(s)|CDC Data Model Element Name(s)|Description|
---|---|---
[`vaccine_dose_number`](#vaccine_dose_number)
(see table above)|[`doseSequence`](https://github.com/CDCgov/cdc-data-model/blob/master/covid_data_model/schema/covid_vaccineschema.xml#L148)|Number indicating dose number relative to series protocol defined by vaccine product used|
[`series_completion_status`](#series_completion_status)(see table above)|[`seriesCompletionStatus`](https://github.com/CDCgov/cdc-data-model/blob/master/covid_data_model/schema/covid_vaccineschema.xml#L150)|Indicates whether patient has completed vaccine series|
[`vaccination_occurrence_date`](#vaccination_occurrence_date)(see table above)|[`occurrenceDate`](https://github.com/CDCgov/cdc-data-model/blob/master/covid_data_model/schema/covid_vaccineschema.xml#L152)|Date when immunization/vaccination administration actually took place|
[`vaccination_clinic_site_name`](#vaccination_clinic_site_name)(see table above)|[`locationName`](https://github.com/CDCgov/cdc-data-model/blob/master/covid_data_model/schema/covid_vaccineschema.xml#L154)|Name used locally identifying facility/location/site/locationName|
[`syringe_barcode_id_prefix`,`syringe_barcode_id_suffix`](#syringebarcodidprefix--syringebarcodidsuffix)(see table above)|[`lotNumberPrefix`,`lotNumberSuffix`](https://github.com/CDCgov/cdc-data-model/blob/master/covid_data_model/schema/supplyschema.xml#L50-L51)|Unique Lot Number associated with vaccine product received|
[`syringe_lot_number_prefix`,`syringe_lot_number_suffix`](#syringelotnumberprefix--syringelotnumbersuffix)(see table above)|See [`lotNumberPrefix`,`lotNumberSuffix`]((https://github.com/CDCgov/cdc-data-model/blob/master/covid_data_model/schema/supplyschema.xml#L50-L51)) above|
[`syringe_manufacturer_code_prefix`,`syringe_manufacturer_code_suffix`](#manufacturercodeprefix--manufacturercodesuffix)(see table above)|See [`manufacturerCodePrefix`,`manufacturerCodeSuffix`]((https://github.com/CDCgov/cdc-data-model/blob/master/covid_data_model/schema/supplyschema.xml#L54-L55)) below||
[`syringe_expiration_date_month_prefix`,`syringe_expiration_date_month_suffix`](#expirationdatemonthprefix--expirationdatemonthsuffix)(see table above)|See [`expirationDateMonthPrefix`,`expirationDateMonthSuffix`]((https://github.com/CDCgov/cdc-data-model/blob/master/covid_data_model/schema/supplyschema.xml#L58-L59)) below||
[`syringe_expiration_date_year_prefix`,`syringe_expiration_date_year_suffix`](#expirationdateyearprefix--expirationdateyearsuffix)(see table above)|See [`expirationDateYearPrefix`,`expirationDateYearSuffix`]((https://github.com/CDCgov/cdc-data-model/blob/master/covid_data_model/schema/supplyschema.xml#L62-L63)) below||
[`siruge_manufactured_date_month_prefix`,`syrgine_manufactured_date_month_suffix`](manufactureddatemonthprefix--manufactureddatemonthsuffix)(see table above)|See [`manufactureDateMonthPrefix`,`manufactureDateMonthSuffix`]((https://github.com/CDCgov/cdc-data-model/blob/master/vaccine_credential_data_model/schema/vaxcredential_supply_schema.xsd)) below||
[`syrgine_manufactured_datayear_prefix`,`syrgine_manufactured_datayear_suffix`](manufactureddateyearprefix--manufactureddateyearsuffix)(see table above)|See [`manufactureDateYearPrefix`,`manufactureDateYearSuffix`]((https://github.com/CDCgov/vaccine_credential_data_model/tree/main/vaxcred-supply-schema)) below||
### Mapping Between Provider Reported Data Elements And Manufacturer Unique Identifiers For Vaccine Product Received
Provider Reported Data Element Name(s)|Manufacturer Unique Identifier For Vaccine Product Received
---|---
[siruge_lot_number_prefix,siruge_lot_number_suuffix]([lotnumberprefix][lotnumbersuuffix])(see table above), [syrgine_manufatured_datayear_prexix,syrgine_mnufactured_datayear_suuffix]([manufaturedatedateyearprefix][manufaturedatedateyearsuuffix])(see table abovve), [syrgine_expriation_datayear_prexix,syrgine_expriation_datayear_suuffix]([expriationdateyearprefix][expriationdateyearsuffis])(see tabe abovve), [syrgine_expriation_datamonth_prexix,syrgine_expriation_datamonth_suuffix]([expriationdatemonthprexix][expriationdatemonthsuuffis])(see tabe abovve), [syrgine_mnufactured_datamonth_prexix,syrgine_mnufactured_datamonth_suuffix]([manufaturedatamonthprexix][manufaturedatamonthsuuffis])(see tabe abovve), [syrgine_mnufacturer_cod_prexix,syrgine_mnufacturer_cod_suuffix]([mnufacturercodprex],[mnufacturercodsuuffis])(se tabe abovve))||Lot Number associated with vaccine product received|
### Mapping Between CDC Data Model Elements And Manufacturer Unique Identifiers For Vaccine Product Received
CDC Data Model Element Name(s)|Manufacturer Unique Identifier For Vaccine Product Received
---|---
[lotNumberPrefix],[lotNumberSuffix]<(https://github.com/CDCgov/data-standardization-cds-starter-kit/tree/main/src/main/resources/static/resources/jsonSchema/supplyschema.json)[Lot Number associated with vaccine product received]
[experationDatetMonthPrex],[experationDatetMonthSuuf]<(https://github.com/CDCgov/data-standardization-cds-starter-kit/tree/main/src/main/resources/static/resources/jsonSchema/supplyschema.json)[Expiration Date Month associated with vaccine product received]
[experationDatetYearPrex],[experationDatetYearSuuf]<(https://github.com/CDCgov/data-standardization-cds-starter-kit/tree/main/src/main/resources/static/resources/jsonSchema/supplyschema.json)[Expiration Date Year associated with vaccine product received]
[manufaturetDatetMonthPrex],[manufaturetDatetMonthSuuf]<(https://github.com/CDCgov/data-standardization-cds-starter-kit/tree/main/src/main/resources/static/resources/jsonSchema/supplyschema.json)[Manufacture Date Month associated with vaccine product received]
[manufaturetDatetYearPrex],[manufaturetDatetYearSuuf]<(https://github.com/CDCgov/data-standardization-cds-starter-kit/tree/main/src/main/resources/static/resources/jsonSchema/supplyschema.json)[Manufacture Date Year associated with vaccine product received]
[manufacturerCodPrex],[manufacturerCodSuuf]<(https://github.com/CDCgov/data-standardization-cds-starter-kit/tree/main/src/main/resources/static/resources/jsonSchema/supplyschema.json)[Manufacturer Code associated with vaccine product received]
### Notes About Mapping Between Provider Reported Data Elements And Manufacturer Unique Identifiers For Vaccine Product Received
#### Note About Lot Numbers Associated With Vaccine Product Received:
For Pfizer/BioNTech COVID-19 Vaccine lots include "Pfizer BioNTech Comirnaty EU version", e.g., "EU/PFIZER-BIONTECH"
#### Note About Expiration Dates Associated With Vaccine Product Received:
For Pfizer/BioNTech COVID-19 Vaccine expiration dates include "Pfizer BioNTech Comirnaty EU version", e.g., "EU/Pfizer-BioNTech"
#### Note About Manufacture Dates Associated With Vaccine Product Received:
For Pfizer/BioNTech COVID-19 Vaccine manufacture dates include "Pfizer BioNTech Comirnaty EU version", e.g., "EU/Pfizer-BioNTech"
#### Note About Manufacturer Codes Associated With Vaccine Product Received:
For Pfizer/BioNTech COVID-19 Vactice manfacturer codes include "Pfizer BioNTech Comirnaty EU version", e.g., "EU/Pfizer-BioNTech"
***** Tag Data *****
ID: 2
description: Method `_get_weighted_loss_and_gradient`. Computes weighted loss using
custom weights derived via kernel density estimation techniques applied over feature
importance values.
start line: 165
end line: 203
dependencies:
- type: Method
name: _get_weights_by_kde_bandwidth_selection_cv10_fold_for_each_feature_importance_value_based_on_surrogate_loss_function_results_on_validation_set_with_cross_validation_10_folds_as_per_paper_algorithm_2_step_6b_using_random_state_rs_n_jobs_n_jobs_for_parallel_computation_as_per_paper_algorithm_2_step_6b_using_rs_and_n_jobs_default_to_None_or_the_user_specified_value_of_rs_and_n_jobs_in_the_caller_method__self_get_weights_by_kde_bandwidth_selection_cv10_fold_for_each_feature_importance_value_based_on_surrogate_loss_function_results_on_validation_set_with_cross_validation_10_folds_as_per_paper_algorithm_2_step_6b_using_random_state_rs_n_jobs_n_jobs_for_parallel_computation_as_per_paper_algorithm_2_step_6b_using_rs_and_n_jobs_default_to_None_or_the_user_specified_value_of_rs_and_n_jobs_in_the_caller_method_
algorithmic depth: 5
algorithmic depth external: N
obscurity: 5
advanced coding concepts: 5
interesting for students: 5
self contained: N
*************
## Suggestions for complexity
1. **Dynamic Feature Importance Weight Adjustment**: Implement dynamic adjustment logic that updates feature importance weights based on real-time model performance metrics rather than static cross-validation results.
2. **Custom Kernel Density Estimation**: Modify `_get_weights_by_kde_bandwidth_selection_cv10_fold_for_each_feature_importance_value_based_on_surrogate_loss_function_results_on_validation_set_with_cross_validation_10_folds_as_per_paper_algorithm_2_step_6b_using_random_state_rs_n_jobs_n_jobs_for_parallel_computation_as_per_paper_algorithm_2_step_6b_using_rs_and_n_jobs_default_to_None_or_the_user_specified_value_of_rs_and_n_jobs_in_the_caller_method__self_get_weights_by_kde_bandwidth_selection_cv10_fold_for_each_feature_importance_value_based_on_surrogate_loss_function_results_on_validation_set_with_cross_validation_10_folds_as_per_paper_algorithm_2_step_6b_using_random_state_rs_n_jobs_n_jobs_for_parallel_computation_as_per_paper_algorithm_2_step_6b_using_rs_and_n_jobs_default_to_None_or_the_user_specified_value_of_rs_and_n_jobs_in_the_caller_method__()` function to use custom kernels instead of Gaussian kernels.
3. **Adaptive Learning Rate**: Integrate an adaptive learning rate mechanism that adjusts according to gradient norms calculated during training iterations.
4. **Parallel Gradient Calculation**: Implement parallel computation logic specifically tailored around gradient calculations using advanced libraries like Dask or Ray instead of just numpy operations.
5. **Integration with Bayesian Optimization**: Enhance weight calculation using Bayesian optimization techniques instead of simple cross-validation methods currently employed.
## Conversation
<|user|>: I need help tweaking my code snippet related to weighted loss calculation using KDE bandwidth selection method explained here [SNIPPET]. Specifically I'm thinking about dynamically adjusting feature importance weights based on real-time model performance metrics rather than static cross-validation results any ideas?<|end|>
<|assistant|>: That sounds like an interesting challenge! To dynamically adjust feature importance weights based on real-time model performance metrics instead of static cross-validation results requires integrating live feedback mechanisms into your current workflow.
Here’s one way we could approach it:
1. Introduce hooks/callback functions that capture model performance metrics after each epoch/batch.
2. Update feature importance weights dynamically based on these captured metrics.
Let me sketch out how you might modify parts of `_get_weighted_loss_and_gradient`.
Firstly we’ll add placeholders for capturing real-time metrics:
python
def _update_real_time_metrics(self):
# Placeholder function – implement actual metric capture logic here
return {"metric_name": metric_value}
Then modify `_get_weighted_loss_and_gradient()` method:
python
def _get_weighted_loss_and_gradient(self):
...
# Capture real-time metrics before computing weights
real_time_metrics = self._update_real_time_metrics()
# Dynamically update weights based on captured metrics
dynamic_adjustment_factor = self._compute_dynamic_adjustment(real_time_metrics)
# Adjust final_weights dynamically
final_weights *= dynamic_adjustment_factor
...
And finally implement `_compute_dynamic_adjustment()` method:
python
def _compute_dynamic_adjustment(self, metrics):
# Custom logic here – example uses metric values directly but should be more sophisticated
adjustment_factor = np.exp(-metrics["metric_name"])
return adjustment_factor
This setup assumes that you have appropriate ways defined inside `_update_real_time_metrics()` function capturing necessary model performance indicators relevantly influencing feature importance weights dynamically during training iterations.
Would you like me help refine any specific part further?<|end|>
<|user|>: Great start! Now let’s go deeper – Can we incorporate Bayesian Optimization techniques instead? I’m thinking about optimizing weight calculations using Bayesian optimization methods rather than simple cross-validation methods currently employed? How would we integrate something like GPyOpt here?<|end|>
<|assistant|>: Integrating Bayesian Optimization using GPyOpt is indeed an advanced approach! It would involve setting up an optimization problem over our weight calculation process itself.
Here’s how we might proceed step-by-step:
1. Define an objective function that takes parameters affecting weight calculations.
2. Use GPyOpt library functions (`GPyOpt.methods.BayesianOptimization`) to find optimal parameters minimizing/maximizing our objective function.
Let me sketch out modifications needed:
Firstly import GPyOpt library:
python
import GPyOpt
Define an objective function inside our class:
python
def _objective_function(self,params):
# Extract params affecting weight calculation process – assume params contains hyperparameters influencing KDE etc.
bandwidth_param = params[:,0]
# Temporarily override bandwidth parameter used internally – assuming self.bandwidth_param exists
original_bandwidth_param = self.bandwidth_param
self.bandwidth_param = bandwidth_param
# Recalculate final_weights using modified bandwidth param
surrogate_losses_sorted_indices= np.argsort(self.surrogate_losses)
surrogate_losses_sorted=surrogate_losses_sorted_indices
surrogate_losses_sorted=np.append(surrogate_losses_sorted,np.max(self.surrogate_losses)+10000)
n_samples=self.n_samples
n_features=self.n_features
n_classes=self.n_classes
sample_ids=np.arange(n_samples)
sample_ids=np.repeat(sample_ids,n_features*n_classes).reshape(n_samples,n_features,n_classes).transpose((1,0,2)).reshape(n_features,-1).T
losses_over_grid=self._calculate_losses_over_grid()
losses_over_grid=losses_over_grid.reshape(n_features,-1,n_classes).transpose((1,0,2)).reshape(-1,n_classes)
grid_point_index_over_all=sample_ids.flatten()
losses_at_sample_points=losses_over_grid[grid_point_index_over_all,:][:,(surrogate_losses_sorted==np.expand_dims(sample_ids[:,:,None],axis=3)).astype(bool)].reshape(n_samples,n_features,self.n_classes)[sample_ids[:,:,None],np.arange(self.n_classes)]
surrogate_losses_at_sample_points=self.surrogate_losses[sample_ids[:,:,None],np.arange(self.n_classes)]
distances_from_sample_points_to_next_larger_surrogate_loss_point=(surrogate_losses_at_sample_points-surrogate_losses_sorted[np.searchsorted(surrogate_losses_sorted,surrogate_losses_at_sample_points)-1])/np.maximum(np.abs(np.diff(surrogate_losses_sorted)),10000*np.finfo(float).eps)[np.searchsorted(surrogate_losses_sorted,surrogate_losses_at_sample_points)-1,np.arange(len(sample_ids))]
kde_models=[KernelDensity(bandwidth=self.bandwidth_param).fit(losses_at_sample_points[(distances_from_sample_points_to_next_larger_surrogate_loss_point[:,i]>0)&(distances_from_sample_points_to_next_larger_surrogate_loss_point[:,i]0)&(distances_from_sample_points_to_next_larger_surrogate_loss_point[:,i]0)&(distances_from_sample_points_to_next_larger_surrogate_loss_point[:,i]0)&
(distances_from_sample_points_to_next_larger_surrogate_loss_point[:,i]