Alexander Andreev

**Describe the bug** Some clustering algorithms have speedup < 0.95 if sklearnex is used. Reported by @psmgeelen at https://github.com/intel/scikit-learn-intelex/issues/932. Partially caused by assume_all_finite validation function. **To Reproduce** Reproducer (modified code...

# Description Removal of PyCapsule fixes release of training result memory.

SVC performance drop if probability=True

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**Describe the bug** daal4py SVC performance drops in first run and becomes slower than sklearn if probability=True passed to params. **To Reproduce** Code to reproduce the behavior: ```python from sklearn.datasets...

[WIP] Enable AVX2 instruction set, change dependencies to improve performance

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### [Work in progress] Proposed changes: - Enable AVX2 support for Linux and Mac OS X platforms. - Change build and runtime dependencies to MKL and Intel OpenMP to improve...

sklearnex mention in documentation

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Mention of possibility to improve auto-sklearn with [Intel(R) Extension for Scikit-learn*](https://github.com/intel/scikit-learn-intelex) in documentation. Partially solves https://github.com/automl/auto-sklearn/issues/1184 and https://github.com/automl/auto-sklearn/issues/1171.

# Description Moving of wget to 1st place in dependencies downloading options. Curl might fell while downloading because of network libraries conflict in some environments.

# Description Add serialization functions for CSR table. Solves https://github.com/intel/scikit-learn-intelex/issues/1005

# Description

Nuget packages update

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# Description General Nuget packages update Changes proposed in this pull request: - Update version to 2021.5 - Update folders structure to actual - Replace `daal` with `dal` in names...

Add kNN search C++ examples

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# Description Copies of examples/daal/cpp_sycl/source/k_nearest_neighbors/bf_knn_dense_search_batch.cpp: - KDTree k-Nearest Neighbors search C++ example - Brute force k-Nearest Neighbors search C++ example