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Level up your portfolio with Python tools

Python is transforming how investors approach portfolio optimization, risk management, and asset allocation. With libraries like PyPortfolioOpt, pandas, and SciPy, you can model returns, minimize ...
eLife

Reassessing prediction in the brain: Pre-onset neural encoding during natural listening does not reflect pre-activation

This study presents valuable findings by reanalyzing previously published MEG and ECoG datasets to challenge the predictive nature of pre-onset neural encoding effects. The evidence supporting the ...
Hosted on MSN

Master NumPy tricks for faster data analysis

NumPy is the backbone of Python’s data science stack, offering lightning-fast array operations, rich statistical functions, and powerful optimization techniques. By mastering vectorization, ...
Investopedia

Parametric Method in Value at Risk (VaR): Definition and Examples

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...
GitHub

EEG Preprocessing for CHB-MIT Scalp EEG Database

This project provides a pipeline for preprocessing the CHB-MIT Scalp EEG database from PhysioNet. It handles EDF file loading, extraction of ictal and pre-ictal segments, epoching, and feature ...
IEEE

Tomographic Sparse View Selection Using the View Covariance Loss

Abstract: Standard computed tomography (CT) reconstruction algorithms such as filtered back projection (FBP) and Feldkamp-Davis-Kress (FDK) require many views for producing high-quality ...
IEEE

An Ensemble Learning Approach to Covariance Intersection Fusion

Abstract: Covariance intersection (CI) is an algorithm used for data fusion that combines uncertain information from multiple sources. The algorithm does not demand knowledge of the correlation ...
GitHub

Semantic Drift, Not Rank Collapse

Representational collapse in JEPA is not a rank problem — it is a coordinate stability problem. A free encoder with SIGReg maintains full rank (2.99/3) and high isotropy (0.86) — yet loses by 233× to ...