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Posts tagged “data-science”

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Exploratory Data Analysis: A Visual Encyclopedia

A comprehensive interactive reference for Exploratory Data Analysis based on the NIST/SEMATECH Engineering Statistics Handbook. 90+ pages covering graphical techniques, quantitative methods, probability distributions, and case studies.

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Performance Waveform Generator Starter Notebook

Starter notebook demonstrating sine wave generation with noise, using pandas for data processing and spectrogram visualization in Python.

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Using SymPy to Build ECG Model

Applies computational mathematics using SymPy for symbolic, numerical, and graphical approaches to building an ECG model.

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SymPy and ECG Notebook

Companion Jupyter notebook for the SymPy ECG model post, providing runnable code for electrocardiogram modeling.

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Optimizing code with pandas and NumPy

Discusses SciPy framework optimization techniques for data science using pandas and NumPy for improved performance.

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Pandas and NumPy Performance Test Notebook

Testing notebook demonstrating how to optimize Python code with pandas and NumPy for improved computational efficiency.

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Performance In Jupyter Python

Examines Jupyter magic commands for systematically identifying and resolving performance bottlenecks in Python code.

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Slow Performance Test Notebook

Notebook for profiling slow performance in Python using mprun magic command with code in separate files.

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ML in Frequency Domain?

Explores machine learning approaches applied to frequency domain analysis of time-series data.

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Fourier Series From Points

Mathematical exploration of computing Fourier series from data points, with applications to machine learning using Python and Jupyter Notebook.

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Principal Component Analysis for Machine Learning

Discusses PCA, SVD, covariance, and dimensionality reduction techniques for large dataset analysis and image compression.

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Machine Learning -- Hand Written Numbers Recognition

Explores neural network fundamentals for recognizing handwritten digits, covering perceptrons, sigmoid functions, and backpropagation.