NumPy | Ecosyste.ms: Awesome

https://github.com/yimethan/basics-of-data-analysis

2023-2 Basics of Data Analysis

data-analysis numpy pandas python

Last synced: 29 Apr 2026

https://github.com/michaelzheng67/farmsa-programming-for-finance-spring2021

Source files for the programming for finance presentation (complements the material covered)

excel jupyter-notebook matplotlib numpy pandas python sql yahoo-finance-api

Last synced: 29 Apr 2026

https://github.com/alfastrek/textinsight-pro

Webscraper with Natural Language Processing

beautifulsoup jupyter-notebook nltk numpy pandas python webscraping

Last synced: 29 Apr 2026

https://github.com/christs8920/data-science-py

A collection of data science projects made in python.

data-science data-visualization machine-learning matplotlib nltk numpy pandas python sklearn svm-classifier visualization

Last synced: 29 Apr 2026

https://github.com/ahshah322/world-happiness-report-2025

Data analysis and visualization of the World Happiness Report 2025 using Python (pandas, seaborn, matplotlib). Explores how GDP, health, freedom, generosity, and corruption perception influence global happiness.

data-analysis data-science matplotlib numpy pandas python seaborn worldhappiness

Last synced: 29 Apr 2026

https://github.com/fanisgl/video-games-sales-data

Data Analysis of Sales Dataset using Python.

data-analysis data-science data-visualization dataset jupyter-notebooks matplotlib numpy pandas poisson-distribution python python3 sales statistics

Last synced: 29 Apr 2026

https://github.com/abideen-olawuwo/sign-language-lambda

A model deployed to AWS Lambda

aws aws-lambda keras lambda numpy requests serverless

Last synced: 29 Apr 2026

https://github.com/harmanveer-2546/bird-species-prediction-using-deep-learning

Using convolutional neural networks to build and train a bird species classifier on bird pics data with corresponding species labels, also build GUI for the same.

3d-graph callback deep-learning eda gui gui-application image-generator imageclassification keras-tensorflow matplotlib maxpooling mobilenetv2 numpy opencv pillow plotly python seaborn transfer-learning visualization

Last synced: 29 Apr 2026

https://github.com/muhammadusman-khan/e-commerce-store-eda

Exploratory Data Analysis on E-commerce store data to uncover insights about sales trends, customer behavior, and product performance using Python libraries like Pandas, NumPy, and Matplotlib/Seaborn.

data-analysis data-science data-visualization e-commerce eda exploratory-data-analysis jupyter-notebook matplotlib numpy pandas python seaborn

Last synced: 29 Apr 2026

https://github.com/fantaso/data-analysis-and-manipulation-with-pandas

Project consists to analyse a publicly available movie dataset found in https://www.kaggle.com/beyjin/movies-1990-to-2017 and use Python tools like Pandas in order to get some initial insights about the dataset and finally proceeding to clean, transform and save a new version of the dataset in a better structure thinking about storing the data in a database.

matplotlib numpy pandas python3 seaborn

Last synced: 29 Apr 2026

https://github.com/iambedant/deeplearning.ai-assignments

cnn convolutional-neural-networks numpy python3 tensorflow

Last synced: 29 Apr 2026

https://github.com/snehasunilnair/image-processing-projects

Image pre-processing techniques using OpenCV.

numpy opencv python3

Last synced: 29 Apr 2026

https://github.com/mohamed15058/cognifyz-data-science-internship-restaurant_data_analysis_and_prediction-

Restaurant_Data_Analysis_and_Prediction

fature-engineering machine-learning matplotlib numpy pandas sklearn

Last synced: 29 Apr 2026

https://github.com/hansalemaos/create_empty_image

Creates new/empty cv2 images/numpy arrays

cv2 numpy python

Last synced: 30 Apr 2026

https://github.com/ola-kaznowska/sigmanoid-function

Sigmanoid function. Written in Python 3.13.1 with matplotlib library and numpy

mathmatics matplotlib numpy python python3

Last synced: 30 Apr 2026

https://github.com/priyansusahoo/face_recognition

Major Project: Attendance system project using Face Recognition

face-recognition numpy opencv-python python3

Last synced: 30 Apr 2026

https://github.com/dina-hosny/import-preprocess-and-visualize-a-dataset-project

A simple project to practice importing a dataset, data cleaning and preparation processes, and visualize the results to answer some given questions.

data-cleaning data-engineering data-science data-visualization jupyter-notebook matplotlib numpy pandas python

Last synced: 30 Apr 2026

https://github.com/omarsaad21/it-salary-eda

A python EDA project implemented on IT department salaries data we made data exploration and made data visulization for some questions on dataset

data explotary-data-analysis juypter-notebook numpy pandas python visualization

Last synced: 30 Apr 2026

https://github.com/gill-singh-a/radial-velocity-of-star

A Program that approximates the number of exoplanets and their data (Mass, Radius of Revolution and Time Period of Revolution) present in a star system given the Radial Velocity of Star with noise

astronomical-data-analysis astronomy exoplanets fourier-transform matplotlib numpy physics python python-3 science stars

Last synced: 30 Apr 2026

https://github.com/pramodyasahan/grade-predictor

This project aims to predict student performance based on various features such as job, study time, failures, absences, and first and second period grades. The project utilizes a linear regression model from the scikit-learn library in Python.

machine-learning matplotlib numpy pandas python regression scikit-learn

Last synced: 30 Apr 2026

https://github.com/tapishr/numpy-rnn

Implementation of an RNN using numpy library in python

numpy python recursive-neural-network rnn

Last synced: 30 Apr 2026

https://github.com/ebadshabbir/naive_bayes_classification-gaussain-

A Python project that applies Naive Bayes classification to predict user purchases based on age and salary using the Social Network Ads dataset. The project includes data preprocessing, model training, prediction, and visualization of decision boundaries for both training and test datasets.

classification gaussian jupyter-notebook machine-learning matplotlib-pyplot naive-bayes-classifier numpy pandas python

Last synced: 30 Apr 2026

https://github.com/tsar123/coffee-quality-analysis

machine learning using RandomForestRegressor and dataset with coffee data

coffee ml numpy pandas randomforestregressor regressor-models sklearn

Last synced: 30 Apr 2026

https://github.com/rijul007/smartwatch-data-analysis-using-python

Smartwatch Data Analysis to uncover insights into health and activity patterns using Python for data cleaning, exploratory analysis, and interactive visualizations.

data-analysis data-science data-visualization exploratory-data-analysis jupyter-notebook matplotlib numpy pandas plotly python

Last synced: 30 Apr 2026

https://github.com/alirezasaharkhiz9/python-for-dataanalysis

The educational repository for data manipulation and analysis with the libraries numpy, pandas, and matplotlib.

matplotlib numpy pandas

Last synced: 30 Apr 2026

https://github.com/mayankfreelancer/advanced-sales-analytics-dashboard-power-bi-

This interactive Power BI dashboard provides a comprehensive analysis of sales data across regions, categories, and time periods. The project aims to uncover key trends in total sales, profit, quantity sold, and product performance, using advanced visualizations and forecasting techniques. 🛠 Tools & Techniques Used: Power BI

dashboard data-science data-visualization excel numpy pandas powerbi python sales-analysis sql

Last synced: 30 Apr 2026

https://github.com/gabboraron/python_nyelvtan

Egy python nyelvi elemekkel fogallkozó kurzus jegyzete.

ai matplotlib-pyplot numpy pandas

Last synced: 30 Apr 2026

https://github.com/professornova/ann-scratch

This repository implements a simple Artificial Neural Network (ANN) from scratch using only NumPy.

artificial-intelligence neural-network numpy scratch

Last synced: 30 Apr 2026

https://github.com/yashbhutwala/pong-ai

Deep Q-Learning Networks vs. Policy Gradient Learning in OpenAI Gym's Pong Environment

deep-q-learning numpy openai-gym policy-gradient pong python tensorflow

Last synced: 30 Apr 2026

https://github.com/favalos/myway-to-nn

Project to store my understanding of Neural Networks.

jupiter-notebook neural-network numpy

Last synced: 30 Apr 2026

https://github.com/isaacalves7/nvidia-cuda

👁️‍🗨️📗 It's a repository of Nvidia CUDA programming.

anaconda gpu-programming numba numpy nvidia-cuda python3

Last synced: 30 Apr 2026

https://github.com/johassel/feed_forward_neural_network

Fully-connected feed-forward neural network based on the couse "Python for Machine Learning" at TU Berlin WiSe 24/25

machine-learning neural-networks numpy python

Last synced: 30 Apr 2026

https://github.com/pedasoft-consult/sentiment_analysis

This project involves analyzing customer reviews to classify them as positive or negative using Logistic Regression. The workflow includes text preprocessing, feature extraction, training a model, making predictions, and evaluating its performance.

nltk numpy pandas sklearn

Last synced: 30 Apr 2026

https://github.com/ddeepanshu-997/datascience-e-commerce-shopping-details-

in this project i am going to apply data preprocessing technique on the dataset in order to clean the data using libraries, etc. make some insights/analyses to findout the hotpicks of the shopping along with some data visualsation libraries to get the trends and many more aspects in order to make a small contribution to the field of data science

cleaning-data data data-science data-visualization dataframe datapreprocessing dataset libraries matplotlib-pyplot numpy pandas plots python visualization

Last synced: 30 Apr 2026

https://github.com/darinochka/course_python_iad

ДЗ\Семинары майнора "Интеллектуальный анализ данных"

machine-learning numpy pandas python3

Last synced: 30 Apr 2026

https://github.com/abhiram-epuru/ai-powered-movie-recommender

A Movie Recommendation System using the MovieLens dataset, leveraging collaborative filtering techniques such as KNN (k-Nearest Neighbors) and Singular Value Decomposition (SVD). The project demonstrates a personalized recommendation model capable of suggesting movies based on user preferences and interaction data.

matplotlib numpy pandas python sckiit-learn seaborn

Last synced: 30 Apr 2026

https://github.com/alphan26/airbnb-data-visualization

I've used the airbnb new york dataset from kaggle to make a comprehensive data visualization using pandas, seaborn, matplotlib.

machine-learning matplotlib numpy pandas python seaborn

Last synced: 30 Apr 2026

https://github.com/beyzabasarir/spotify-youtube-eda

Exploratory Data Analysis of global songs' performance metrics on Spotify and YouTube with Python, using Jupyter Notebook.

eda exploratory-data-analysis jupyter-notebook matplotlib numpy pandas python seaborn

Last synced: 30 Apr 2026

https://github.com/abimathi03/exploratory-data-analysis

Titanic Dataset: Data Cleaning & Exploratory Data Analysis (EDA)

colab-notebook datacleaning dataset eda exploratory-data-analysis jupyter-notebook matplotlib numpy pandas python seaborn

Last synced: 30 Apr 2026

https://github.com/rohra-mehak/time-series-analysis-bda

arima-model gradient-boosting holt-winters jupyter-notebook numpy pandas python3 regression sarimax simple-exponential-smoothing time-series

Last synced: 30 Apr 2026

https://github.com/johnrobertsantos/exploratory-data-analysis-using-python

This project represents the culmination of my Python learning journey.

jupyter matplotlib numpy pandas python seaborn

Last synced: 30 Apr 2026

https://github.com/badranalyst/e-commerce-customer-analysis-data-science-foundations-case-study

This case study explores e-commerce customer data through data exploration, pre-processing, and splitting. It includes model building and training to analyze customer behavior. Python libraries like Pandas, NumPy, Matplotlib, and Seaborn are used for the analysis and model development.

data-analysis data-science dataset eda exploratory-data-analysis machine-learning matplotlib ml model-building model-training numpy pandas pre-processing python seaborn

Last synced: 01 May 2026

https://github.com/priyanshgoantiya/confidence-interval-visualization

Confidence Interval Simulation

matplotlib numpy plotly seaborn

Last synced: 01 May 2026

https://github.com/tom-uchida/datascience_handbook

Python private lesson

data-science matplotlib numpy python

Last synced: 01 May 2026

https://github.com/bjpcjp/optimize-mktg-spend-with-lagrange

simple demo of marketing (2 channel) spend optimization

lagrange matplotlib matplotlib-pyplot numpy python scipy

Last synced: 01 May 2026

https://github.com/splithor1zon/edu-barriermethodlp

Education material for learning/teaching of Linear Progrmming using Barrier Method. Presentation with commentary and python code available.

barrier-method convex-optimization cvxpy educational-project linear-programming numpy presentation python

Last synced: 01 May 2026

https://github.com/ismaelvr1999/bioinspiredalgorithms

This repository contains implementations of various bioinspired algorithms for optimization and machine learning.

machine-learning matplotlib numpy python tensorflow

Last synced: 01 May 2026

https://github.com/sandip2512/play-store-app-review-analysis

EDA on Play Store apps and user sentiment reviews

eda heatmaps matplotlib numpy pandas plotly seaborn sentiment-analysis

Last synced: 01 May 2026

https://github.com/shibbir24/amazon-product-sales-data-analysis-trends-and-insights

Amazon Product Sales Data Analysis: Trends and Insights

amazon-dataset data-analysis matplotlib numpy pandas seaborn

Last synced: 01 May 2026

https://github.com/mohhasan1/machine-learning

This repository is where I learn and store information about various machine learning libraries, such as Pandas, scikit-learn, and others. It serves as a personal reference for exploring and experimenting with different ML tools and techniques.

machine-learning matplotlib numpy pandas seaborn sklearn

Last synced: 01 May 2026

https://github.com/cbhihe/nn_binary-classifier

NN-based binary classification with logistic regression loss, back-propagation with gradient descent and optional regularization

classifier gradient-descent logistic-regression neural-network numpy python regularization sklearn

Last synced: 01 May 2026

https://github.com/hansalemaos/a_pandas_ex_image_tools

Uses pandas/numpy/numexpr for operations on pictures - very fast

colors image locate numexpr numpy opencv pictures python

Last synced: 01 May 2026

https://github.com/deusares/funpil

A collection of PIL, Numpy and OpenCV functions to manipulate images

batch image-processing lazy media numpy opencv pil pillow python script

Last synced: 01 May 2026

https://github.com/satyamtripathi8/tools_for_data_science

Introduction to Data Science Tools(Python)

data-analysis-python matplotlib-pyplot numpy pandas

Last synced: 01 May 2026

https://github.com/offthetab/nn_homework

Практические работы по нейронным сетям МИРЭА 3 курс.

gensim ignite matplotlib neural-network nltk numpy pandas scipy-stats seaborn torch torchvision

Last synced: 01 May 2026

https://github.com/dostuffthatmatters/jax-capability-analysis

demo repository containing the experiments for my master's seminar @ TUM

autograd click deep-learning huggingface jax jit-compilation mnist numpy python pytorch

Last synced: 01 May 2026

https://github.com/mayankanand007/betago

Platform for tracking Go moves using Computer Vision. (StarterHacks 2018 submission)

java matlab matplotlib numpy opencv-python python3

Last synced: 01 May 2026

https://github.com/meepo69/urban-air-quality-prediction-using-deep-learning

deeplearning nueral-networks numpy python pytorch

Last synced: 01 May 2026

https://github.com/hariprasath-v/job-a-thon---may-2021

Exploratory Data Analysis

eda exploratory-data-analysis matplotlib missingno numpy pandas pandas-python plotnine

Last synced: 01 May 2026

https://github.com/muhammadadilnaeem/bcg-data-science-job-simulation-on-forage-august-2024

This repository contains all the tasks, code, and documentation completed during the BCG Data Science job simulation on The Forage platform. The simulation focused on analyzing customer churn, building predictive models, and presenting insights for a major utility company.

bcg customer-churn-prediction-with-machine-learning data data-science forage numpy pandas

Last synced: 01 May 2026

https://github.com/rgandhi8/inventory-management-system

This project is an AI-driven Inventory Management System designed to optimize supply chain efficiency by leveraging machine learning techniques for demand forecasting. The system integrates ARIMA and ANNs to predict inventory needs, minimize shortages, and reduce holding costs also enhances decision-making by automating inventory planning.

dashboard inventory-management-system machine-learning numpy pandas python seaborn

Last synced: 08 Jun 2026

https://github.com/v-goncharenko/freespace

Implementation of signal propagation in free space

numpy python signal-processing

Last synced: 02 May 2026

https://github.com/mgitrov/ann-from-scratch

An artificial neural network implemented from scratch using numpy only.

artificial-neural-networks deep-learning guide numpy

Last synced: 02 May 2026

https://github.com/shreeparab1890/unicorns-of-india-till-sep-2022-analysis-eda

This ipython notebook is the Exploratory data analysis (EDA) of the Unicorns of India till Sep 2022.

analysis data-analysis eda exploratory-data-analysis matplotlib-pyplot numpy pandas plotly

Last synced: 02 May 2026

https://github.com/shreyas-wagire/data-science

jupyter-notebook numpy pandas python3

Last synced: 02 May 2026

https://github.com/amishidesai04/emergency-calls-data-analysis-project

Welcome to the Emergency Calls Data Analysis project repository. This project is dedicated to extracting, processing, and visualizing data from the "Emergency – 911 Calls, Montgomery County" dataset, sourced from Kaggle. The main objective is to analyze trends in emergency calls in Montgomery County, Pennsylvania, spanning multiple years.

analysis data-analysis data-extraction data-processing data-science data-visualization numpy pandas python seaborn

Last synced: 02 May 2026

https://github.com/fabriciocovalesci/sistema-vendas-graficos

Sistema simples de vendas e estoque, com gráficos usando Matplotlib

matplotlib matplotlib-pyplot numpy python-script python3 venv virtualenv

Last synced: 02 May 2026

https://github.com/bharath-tars/streamlit_diabsynth

Predictive Health Analytics for Diabetic Risk Assessment and Personalized Reporting WebApp using Streamlit

deeplearning mahine-learning numpy onrender-deploy pandas seaborn streamlit

Last synced: 02 May 2026

https://github.com/camsai/jupyterlite

CAMSAI JupyterLite is a lightweight, browser-based environment tailored for AI-driven materials science research. It integrates CAMSAI tools, schemas, and workflows, enabling users to validate data, run simulations, and explore materials science applications without requiring local installation or setup.

chemistry jupyterlite materials materials-design materials-informatics materials-science matplotlib numpy pyodide python scipy

Last synced: 02 May 2026

https://github.com/farzeennimran/data-wrangling-python

data-science dataanalysis datapreprocessing datavisualization datawrangling matplotlib numpy pandas plotly python seaborn

Last synced: 02 May 2026

https://github.com/andremenezesds/machine_learning_test

Testing among various Machine Learning models and parameters, in order to further study their behaviour for Classification, Regression and Clustering analysis.

classification-models clustering-models machine-learning numpy pandas regression-models sklearn

Last synced: 02 May 2026

https://github.com/rubaramanan/irisclassifierwith_keras

iris-classification keras numpy pandas

Last synced: 02 May 2026

https://github.com/baranovserv/h-s-diagram

Парсер данных построения H-S диаграммы для веществ

diagrams json matplotlib numpy parser requests

Last synced: 02 May 2026

https://github.com/vermenea/masters---ad-signaling-pathway-using-hsp90-inhibitor

Influence of 17-AAG a Hsp90 inhibitor on signaling pathway in Atopic Dermatitis

matplotlib numpy pandas python seaborn statmodels

Last synced: 02 May 2026

https://github.com/hadjuse/spotify-recommendation-knn

Here is a personal project where i use KNN project to classify songs

data-science graphics interpretation knn-classification machine-learning matplotlib music numpy plotly spotify

Last synced: 03 May 2026

https://github.com/badranalyst/movie-correlation-analysis-in-python

This project analyzes movie data correlations using Python libraries like Pandas, NumPy, Seaborn, and Matplotlib. It examines relationships between attributes such as ratings, genres, and box office performance to uncover trends that inform recommendations and enhance understanding of movie success factors.

data data-analysis dataset jupyter jupyter-notebook matplotlib matplotlib-pyplot numpy pandas python seaborn

Last synced: 03 May 2026

https://github.com/bhavna-kale/cars-eda-project

Project analyzing used car market data to identify high-impact price drivers and depreciation curves, presented through an interactive web application.

data-analysis excel matplotlib numpy pandas python3 searborn streamlit

Last synced: 03 May 2026

https://github.com/krumyakimov/house-price-developments-in-bulgaria

I developed this project for my final exam in the Data Science course at SoftUni.

data-science jupyter-notebook matplotlib numpy pandas scipy seaborn

Last synced: 03 May 2026

https://github.com/raduldev/biopython

Biopython Record Work and few extra coding excercise

bioinformatics biopython gromacs jupyter-notebook matplotlib numpy pandas python3

Last synced: 03 May 2026

https://github.com/alexbie98/bietorch

neural nets with numpy

autograd neural-nets numpy torch

Last synced: 03 May 2026

https://github.com/chethannazre/railway-track-obstacle-detection-system

RAILWAY TRACK OBSTACLE DETECTION AND AUTOMATION (RAILTECH AUTOMATION)

automation cv2-library internship numpy ppt project python report

Last synced: 03 May 2026

https://github.com/layonj3000/libras-recognition

This project is a Brazilian Sign Language (LIBRAS) recognition system that utilizes computer vision and machine learning techniques.

computer-vision libras mediapipe numpy opencv python random-forest-classifier

Last synced: 03 May 2026

https://github.com/k-ilyas/ai-projects-handwritten-digit-recognition-titanic-survivor-analysis

AI Projects: Handwritten Digit Recognition & Titanic Survivor Analysis using scikit-learn

machine-learning numpy pandas sickit-learn

Last synced: 03 May 2026

https://github.com/algoscienceacademy/imageprocessingpython

Image processing python code

matplotlib numpy pathlib pil python scipy seaborne

Last synced: 03 May 2026

https://github.com/thiagonunesbatista/deuteranopia-simulator-computer-vision-python

Live color detection with a webcam and a simulation of deuteranopia's color perception effects.

computer-vision numpy opencv python

Last synced: 03 May 2026

https://github.com/farhannaeem00/data-visualization-practice

Learning matplotlib fundamentals - seeking feedback and code reviews

jupyter matplotlib numpy pandas python

Last synced: 03 May 2026

https://github.com/nak-dt/deep-decision-forest

A custom ensemble tree model inspired by Deep Forest

ai machine-learning machine-learning-algorithms numpy pandas python sklearn

Last synced: 03 May 2026

https://github.com/crispengari/numpy

💎 The core concept of numpy arrays

ai artificial-intelligence datascience jupyter-notebook machine-learning numpy python

Last synced: 03 May 2026

https://github.com/mzayles/data-preparation.py

Curso Programação em Python para Data Science | Preparando e tratando dados de uma base de vendas com Pandas e NumPy.

numpy pandas python

Last synced: 03 May 2026

https://github.com/katerynazakharova/machine-learning

Example of a ML algorithm.

gradient-boosting-classifier gridsearchcv machine-learning ml numpy pandas python3

Last synced: 03 May 2026

https://github.com/akhil-krishnan-r/super_market_analysis

The growth of supermarkets in most populated cities are increasing and market competitions are also high. This dataset is one of the historical sales of supermarket company which has recorded in 3 different branches for 3 months data. Predictive data analytics methods are easy to apply with this dataset

data-visualization matplotlib numpy pandas seaborn

Last synced: 03 May 2026

https://github.com/furk4nbulut/uygulamalarla-makine-ogrenmesi-ve-derin-ogrenme-atolyesi

Bu repository, Manisa'da gerçekleştirilen BTK Akademi Uygulamalı Makine Öğrenmesi ve Derin Öğrenme Atölyesi'ne ait eğitim sürecini kapsamaktadır. Atölyede katılımcılar, ileri düzey makine öğrenmesi ve derin öğrenme teknikleriyle ilgili teorik ve pratik bilgiler edinmektedir.

matplotlib numpy pandas scikit-learn seaborn

Last synced: 03 May 2026

https://github.com/kaustavmodak/business-aided-customer-feedback-assessment-system

A Streamlit-based sentiment analysis app that classifies customer reviews into Positive, Neutral, or Negative using a pre-trained ML mode

framework machine-learning matplotlib nlp nltk numpy pandas pickle regex scikit-learn seaborn sentiment-analysis streamlt tfidf-vectorizer

Last synced: 03 May 2026

https://github.com/jonad/finding_donors

Predicting income with UCI Census Income Dataset using supervised machine learning algorithms

numpy pandas scikit-learn scikitlearn-machine-learning

Last synced: 03 May 2026

https://github.com/zongxr/dcic2025-riverwaterprediction

闽江，福建省最大独流入海河流，流域降水丰沛。在新型电力系统和新阶段水利高质量发展的环境下，如何缓解流域防汛压力，提升水资源利用率是水电企业高质量发展的重中之重。目前，基于传统水文学原理已实现未来9小时甲级精度的洪水预报，但存在遇见期与预见精度上仍有提升空间，因此，通过结合人工智能技术实现流域入库流量的精准预测，对保障水库安全调度、防洪及清洁能源稳定供应具有重大战略意义。

lightgbm machine-learning numpy pandas sklearn time-series xgboost