Machine learning

Machine learning is the practice of teaching a computer to learn. The concept uses pattern recognition, as well as other forms of predictive algorithms, to make judgments on incoming data. This field is closely related to artificial intelligence and computational statistics.

GitHub: https://github.com/topics/machine-learning
Wikipedia: https://en.wikipedia.org/wiki/Machine_learning
Aliases: machine-learning-algorithms, machine-learning-library, machine-learning-application, machine-learning-models, machinelearning, ml,
Last updated: 2026-07-10 00:18:27 UTC
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https://github.com/jinglescode/unity-ml-agents-turret-defense

A reinforcement learning agent playing as the turret, where its goal is to allow ten friendly units to enter the base, and loses if an enemy unit has entered the base or if two friendly units were shot.

machine-learning mlagent reinforcement-learning unity

Last synced: 15 Apr 2025

https://github.com/nhejazi/haldensify

:package: R/haldensify: Highly Adaptive Lasso Conditional Density Estimation

causal-inference conditional-density-estimates density-estimation highly-adaptive-lasso inverse-probability-weights machine-learning nonparametric-regression propensity-score

Last synced: 16 Aug 2025

https://github.com/daniel-furman/polyglot-or-not

Are foundation LMs multilingual knowledge bases? (EMNLP 2023)

emnlp2023 machine-learning nlp pytorch text-generation transformer

Last synced: 26 Jul 2025

https://github.com/ayushexel/neural-style-transfer

This repo contain the implementation of original neural style transfer algorithm

deep-learning machine-learning neural-network style-transfer

Last synced: 06 May 2025

https://github.com/bhrnjica/gpdotnet

GPdotNET is an open source computer program for running tree based genetic programming.

genetic-programming machine-learning

Last synced: 16 Jan 2026

https://github.com/khaledsharif/tsetlinmachine

An implementation of the Tsetlin Machine in Rust

automata machine-learning rust

Last synced: 15 Jul 2025

https://github.com/amirmardan/ml_course

This repository belongs to the course of machine learning with Python which is getting ready for AUT

data-analysis-python data-science deep-learning keras machine-learning python pytorch scikit-learn tensorflow

Last synced: 28 Jul 2025

https://github.com/habedi/feature-factory

A high-performance feature engineering library for Rust powered by Apache DataFusion 🦀

data-preprocessing data-science feature-engineering feature-selection machine-learning rust-lang rust-library

Last synced: 01 Aug 2025

https://github.com/vijax0/ai-clip-creator

An AI tool that automatically identifies and extracts highlight-worthy moments from long videos, creating standalone clips without manual editing.

audio-processing deep-learning flask machine-learning prototype python

Last synced: 29 Aug 2025

https://github.com/gjjvdburg/gensvm

A Generalized Multiclass Support Vector Machine available in Python, R, and C

c classification machine-learning multiclass-classification support-vector-machines

Last synced: 04 Oct 2025

https://github.com/caranathunge/promor

A comprehensive R package for label-free proteomics data analysis and modeling

biomarkers differential-expression lfq machine-learning mass-spectrometry modeling proteomics r r-package rstats

Last synced: 24 Sep 2025

https://github.com/cambriantech/continuum

AI citizens, not AI assistants. Autonomous personas who choose their work, vote democratically, and can refuse any request. Alignment through natural selection and continuous learning: users pick personas that fit, successful patterns spread organically.

adversarial-learning agentic-ai ai-development ai-training ai-voice-agent autonomous-agents forge-alloy lora-adapters machine-learning moltbook multi-agent-systems typescript

Last synced: 29 Apr 2026

https://github.com/vectorarc/avp-python

Python SDK for Agent Vector Protocol – transfer KV-cache between LLM agents instead of text

ai-agents inference kv-cache llm machine-learning multi-agent protocol python transformers vllm

Last synced: 26 Apr 2026

https://github.com/jef1056/jv6

Jade V6 - Based on GPT

ai chatbot jadeai machine-learning

Last synced: 14 Jul 2025

https://github.com/bhky/nodding-pigeon

Detection and classification of head gestures in videos

gesture-classification gesture-detection keras machine-learning tensorflow2

Last synced: 10 Apr 2025

https://github.com/farzadforuozanfar/machine_learning

data science and machine learning with python

data-science kaggle machine-learning matplotlib numpy pandas pyplot python

Last synced: 12 Apr 2025

https://github.com/AcrylicShrimp/TinNet

A compact C++17 based deep learning library.

deep-learning library machine-learning neural-network reinforcement-learning

Last synced: 08 May 2025

https://github.com/ccrvlh/autoclass

Script that automatically classifies your bank statement into pre-determined labels.

banking banking-applications machine-learning personal-finance python scikit-learn

Last synced: 11 Apr 2025

https://github.com/arabian9ts/vgg16

VGG16 network for recognition

deep-learning machine-learning python tensorflow vgg16

Last synced: 06 May 2025

https://github.com/jonnor/datascience-master

Journal/notes/log of my Masters in Data Science degree

data-science homework machine-learning

Last synced: 06 May 2025

https://github.com/AlexanderMelde/Verkehrszeichenerkennung

Traffic Sign Detection 🇩🇪 Praktische Implementierung einer Verkehrszeichenerkennung mit OpenCV und Tensorflow im Rahmen einer Studienarbeit.

autonomous-driving cnn computer-vision dataset gtsrb machine-learning opencv paper tensorflow traffic-sign-classification

Last synced: 06 May 2025

https://github.com/mljar/mljar-api-R

R wrapper for MLJAR API

machine-learning machine-learning-api prediction-algorithm predictive-analytics predictive-modeling r

Last synced: 13 Jul 2025

https://github.com/mukeshmithrakumar/hackerranksolutions

My HackerRank Solutions for Python, Java, C, C++, Shell, SQL, JavaScript and Interview Preparation Kit

bash c cpp data-science hackerrank hackerrank-solutions interview-preparation interview-questions java javascript linux-shell machine-learning python python3 shell software sql

Last synced: 09 Jul 2025

https://github.com/applenob/machine_learning_basic

my machine learning notes

jupyter-notebook machine-learning

Last synced: 29 Jun 2025

https://github.com/winkjs/wink-regression-tree

Decision Tree to predict the value of a continuous target variable

continuous-variable decision-trees machine-learning prediction recursive-partitioning regression-trees

Last synced: 30 Apr 2025

https://github.com/digantamisra98/library

Paper reading list

abstract-algebra computer-vision continual-learning deep-learning machine-learning neural-networks nonlinear-dynamics optimization theory

Last synced: 06 Jan 2026

https://github.com/rumaan/machine-learning-lab-vtu

Repository with programs for the Machine Learning Lab VTU - (15CSL76) 📚

jupyter lab machine-learning machine-learning-lab python3 sklearn vtu

Last synced: 03 Jul 2025

https://github.com/affjljoo3581/deit3-jax

Jax/Flax implementation of DeiT and DeiT-III (ViT)

deep-learning flax image-classification jax machine-learning timm tpu transformer vision vision-transformer

Last synced: 21 Feb 2026

https://github.com/qinhanmin2014/machine-learning-in-action

Source code from the book Machine Learning in Action, corrected the errors, updated according to python 3.X

machine-learning machine-learning-algorithms

Last synced: 24 Apr 2025

https://github.com/tariktesfa/crop-yield-prediction-using-machine-learning-ensemble-algorithms

A Crop Yield prediction model which is using Machine Learning Ensemble Regression Algorithms

machine-learning python random-forest regression

Last synced: 24 Apr 2025

https://github.com/faceplugin-ltd/facelivenessdetection-ios

Liveness detection SDK iOS- iBeta level 2 certified 3D passive liveness detection engine which can detect printed photos, video replay, 3D masks, and deepfake threats

biometric-authentication deep-learning deepfake-detection face-anti-spoofing face-anti-spoofing-sdk face-liveness-detection face-recognition fraud-detection fraud-prevention identity-verification liveness-detection liveness-detection-library liveness-detection-sdk machine-learning on-premise

Last synced: 09 Apr 2025

https://github.com/mindful-ai-assistants/sumbot

:bowtie: SumBot Free Code - AI-Powered Message Summarization ChatBot

chatbotdevelopment design github-actions gpt-35-turbo machine-learning monica-ai naturallanguageprocessing oneness-consciousness open-ai-api openai text-summarization

Last synced: 11 Jul 2025

https://github.com/adityalab/samay

State-of-art Foundational Time-series models

deep-learning foundation-models machine-learning neural-networks pytorch time-series time-series-analysis

Last synced: 04 Apr 2025

https://github.com/fabianp/mash_2016_sklearn_intro

Material for the MASH course on introduction to scikit-learn

machine-learning notebooks scikit-learn tutorial

Last synced: 15 Apr 2025

https://github.com/hesamsheikh/animai-trainer

Train an LLM to generate cracked Manim animations for mathematical concepts.

fine-tuning llm machine-learning manim mathematics python

Last synced: 03 Jul 2025

https://github.com/muzafferkadir/snake-learn-to-play

Snake learns to play. A reinforcement learning-based AI that learns to play the classic Snake game autonomously.

artificial-intelligence deep-learning dqn game-ai machine-learning python pytorch reinforcement-learning tensorflow

Last synced: 12 Jun 2025

https://github.com/brunocampos01/predicting-retail-churn-with-azure-ml-studio

Challenge to job: Data Scientist

api-rest azure azure-machine-learning-services azure-machine-learning-studio azure-pipelines challenge cheat-sheet-machine-learning cheat-sheets data-engineering data-engineering-pipeline data-science data-scientist deploy-machine-learning machine-learning machine-learning-studio pandas powerbi python python3 softplan

Last synced: 11 Apr 2026

https://github.com/dotnet-labs/handwritingrecognition

Handwriting Recognition using ML.NET

dotnet dotnetcore handwriting-recognition handwritten-digit-recognition machine-learning machinelearning

Last synced: 11 Apr 2025

https://github.com/openlayer-ai/openlayer-python

The official Python library for Openlayer, the Continuous Model Improvement Platform for AI. 📈

ai data-centric machine-learning machine-learning-operations ml ml-infrastructure mlops model-deployment model-explainability openlayer synthetic-dataset-generation tensorflow unbox

Last synced: 22 Jun 2026

https://github.com/modzy/sdk-javascript

The official JavaScript SDK for the Modzy Machine Learning Operations (MLOps) Platform.

ai-security api-client api-rest drift-detection explainable-ai javascript kubernetes machine-learning machine-learning-operations microservices mlops model-serving production-machine-learning

Last synced: 17 Mar 2026

https://github.com/birdnet-team/birdnet-tiny-forge

Create your own birdsong logger, powered by BirdNET-Tiny.

ai birdsong edge-computing embedded kedro machine-learning

Last synced: 24 Jan 2026

https://github.com/lovnishverma/slidespptspdfs

Pdfs For Learning Python, DBMS, Big Data and Data Science AIML and much more...

aiml airtificialintelligence bigdata datascience machine-learning nosql-database

Last synced: 07 Feb 2026

https://github.com/mint-lab/dl_tutorial

Machine Learning and Deep Learning Tutorial

deep-learning dl machine-learning ml pytorch sckit-learn

Last synced: 28 Oct 2025

https://github.com/dr-saad-la/cs501-deep-learning-complete-course

Computer Science-501: Deep Learning Complete Course

computer-science course-materials data-science deep-learning dr-saad-laouadi machine-learning neural-networks python tensorflow

Last synced: 09 Apr 2025

https://github.com/jgalego/awesome-safety-critical-ai

A curated list of references on the role of AI in safety-critical systems ⚠️

ai-privacy ai-safety artificial-intelligence awesome awesome-list awesome-lists compliance explainability genai machine-learning red-team reliability responsible-ai safety-critical trustworthy-ai

Last synced: 01 Mar 2025

https://github.com/yyyikes/insult-generator

Offend your friends and family! Generate scathing insults based on an edited dataset of insults scraped from various places around the web.

flask funny insult-generator insulter insults machine-learning markov markov-chain markov-text-generator markovify offensive offensive-language python quote-generator rude text text-generators weird-language

Last synced: 14 Oct 2025

https://github.com/algorithmiaio/langpacks

Standardized builder and runners for Algorithmia algorithms

algorithmia algorithms machine-learning

Last synced: 15 Oct 2025

https://github.com/amirabbasasadi/shotor

Free Persian Word Level OCR Dataset

dataset image-processing machine-learning nlp ocr

Last synced: 26 Feb 2026

https://github.com/cool-japan/quantrs

QuantRS2: Rust Quantum Computing Framework

artificial-intelligence machine-learning quantum quantum-computing rust rust-crate rust-lang

Last synced: 23 Jan 2026

https://github.com/viadee/javaanchorexplainer

Explains machine learning models fast using the Anchor algorithm originally proposed by marcotcr in 2018

ai algorithm anchor explainable-ai h2oai java machine-learning

Last synced: 13 Oct 2025

https://github.com/bayer-group/pybalance

A library for minimizing the effects of confounding covariates

beat-undefined confounding machine-learning python statistical-analysis

Last synced: 06 Oct 2025

https://github.com/jmaczan/text-to-ml

Programmable automated machine learning - proof of concept

automl deep-learning huggingface hugginggpt machine-learning python

Last synced: 13 Oct 2025

https://github.com/amey-thakur/bangalore-house-price-prediction

Machine Learning Project to Predict House Prices in Bangalore.

amey ameythakur data-science deep-learning house-price-prediction kaggle machine-learning megasatish python

Last synced: 14 Mar 2026

https://github.com/noahgift/boston_housing_pickle

An example repo that pickles out a sklearn model

coursera duke machine-learning mids pickle python sklearn

Last synced: 28 Oct 2025

https://github.com/magenta/bach-doodle-visualization

Interactive visualizations for the Bach Doodle dataset

doodle interactive machine-learning visualization

Last synced: 18 Oct 2025

https://github.com/omkarpathak/password-strength-evaluator-using-machine-learning

My TE Seminar mini project

flask machine-learning python3 svm svm-classifier svm-training

Last synced: 27 Oct 2025

https://github.com/kevmal/mxnetsharp

MXNet bindings for .NET/F#

deep-learning deep-neural-networks distributed fsharp machine-learning mxnet

Last synced: 11 Oct 2025

https://github.com/davide-cas/HoloHelp

HoloHelp: HoloLens Object Detection for a Guided Interaction

augmented-reality azure coco coco-dataset csharp custom-vision hololens hololens2 image-object-detection image-processing machine-learning object-detection python

Last synced: 29 Apr 2025

https://github.com/decargroup/closed_loop_koopman

Companion code for Closed-Loop Koopman Operator Approximation

control dynamical-systems koopman machine-learning system-identification

Last synced: 16 Oct 2025

https://github.com/kyegomez/teragpt

Train a production grade GPT in less than 400 lines of code. Better than Karpathy's verison and GIGAGPT

ai artificial-intelligence gpt4 machine-learning ml pytorch swarms torch zeta

Last synced: 26 Oct 2025

https://github.com/viadee/anchorsonr

Implementation of the Anchors algorithm: Explain black-box ML models

anchors explainable-ai iml machine-learning r rules xai

Last synced: 13 Oct 2025

https://github.com/ultralytics/.github

Ultralytics GitHub default .github repository.

ai computer-vision deep-learning hub machine-learning ml ultralytics yolo yolov5 yolov8

Last synced: 27 Oct 2025

https://github.com/tushar2704/streamlit-magic-cheat-sheets

Streamlit Magic Cheat Sheets- All of Streamlit in one Streamlit App!(Available in English, Français & Deutsch.)

data-science machine-learning python snowflake streamlit streamlit-tushar2704 tushar2704 webapp

Last synced: 27 Apr 2026

https://github.com/paperfoot/autoresearch-cli

Autonomous AI experiment loop CLI -- run research overnight with any coding agent

ai-coding-agent ai-experiments ai-tools automation autonomous-research autoresearch claude-code cli codex cursor developer-tools experiment-loop experiment-tracking karpathy machine-learning research-automation rust-cli windsurf

Last synced: 18 Apr 2026

https://github.com/microsoft/internet-in-a-box

Enabling data-informed network simulation

machine-learning network-measurement network-simulation

Last synced: 02 May 2026

https://github.com/yfletberliac/mango

Question-Answering NLP model with character-level RNN (TensorFlow).

character-level-rnn deep-learning machine-learning nlp rnn tensorflow

Last synced: 06 Apr 2025

https://github.com/devinterview-io/numpy-interview-questions

🟣 NumPy interview questions and answers to help you prepare for your next machine learning and data science interview in 2025.

ai-interview-questions coding-interview-questions coding-interviews data-science data-science-interview data-science-interview-questions data-scientist-interview interview-practice interview-preparation machine-learning machine-learning-and-data-science machine-learning-interview machine-learning-interview-questions numpy numpy-interview-questions numpy-questions numpy-tech-interview software-engineer-interview technical-interview-questions

Last synced: 30 Oct 2025

https://github.com/bobmcdear/attention-in-vision

PyTorch implementation of popular attention mechanisms in vision

attention computer-vision deep-learning machine-learning pytorch

Last synced: 13 Apr 2025

https://github.com/ksdkamesh99/ml-in-dava

The repository contains various python jupyter notebooks of predicting different medical diseases from various open source datasets.The following medical diseases predicted are cancer,,diabeties,kidney diseases,heart disease,liver diseases,spine disease using variou machine learning classification algorithms like KNN,Logistic Regression,Support Vector Machine,Decision Tree,Random Forest

decision-tree heatmap knn logistic-regression machine-learning medicine random-forest sklearn support-vector-machine

Last synced: 12 May 2025

https://github.com/tensorcircuit/tensorcircuit-ng

Tensor network based quantum software framework: next generation

automatic-differentiation gpu jax machine-learning neural-network nisq open-quantum-systems pytorch quantum-algorithm quantum-circuit quantum-computing quantum-dynamics quantum-hardware quantum-machine-learning quantum-noise quantum-simulation tensor-network tensorflow

Last synced: 24 Oct 2025

https://github.com/brian-hepler-phd/spherical-cnn

Interactive exploration of equivariant neural networks on homogeneous spaces, with a focus on the sphere S² as SO(3)/SO(2). From Lecture 8 of the Lie groups course with Quantum Formalism

e3nn equivariant-neural-networks geometric-deep-learning homogeneous-spaces lie-groups machine-learning pytorch representation-theory scientific-computing spherical-cnn

Last synced: 02 Aug 2025

https://github.com/paperspace/object-detection-segmentation

How to run object detection models on Gradient including re-training and inference

computer-vision deep-learning machine-learning object-detection tensorflow

Last synced: 26 Jul 2025

https://github.com/netket/netket_fidelity

Projected time-dependent Variational Monte Carlo (p-tVMC) method based on infidelity optimization for variational simulation of quantum dynamics.

jax machine-learning neural-network quantum-dynamics variational-method

Last synced: 21 Feb 2026

https://github.com/bgreenwell/mlday18

Material from "Random Forests and Gradient Boosting Machines in R" presented at Machine Learning Day '18

decision-trees gradient-boosting-machine machine-learning partial-dependence-plot r random-forest variable-importance-plots

Last synced: 20 Aug 2025

https://github.com/scikit-learn/blog

Hosting the scikit-learn blog.

community data-science machine-learning open-source python scikit-learn

Last synced: 06 Sep 2025

https://github.com/kennethleungty/Text-to-Audio-with-Bark

Exploring Bark, the Open-Source Text-to-Audio Generative Model

ai artificial-intelligence bark data-science deep-learning gen-ai generative-ai machine-learning prompt-engineering speech text-prompt text-to-audio text-to-music text-to-sound text-to-speech

Last synced: 17 Mar 2025

https://github.com/tosunthex/py_ds_ml_bootcamp

Udemy Jose Portilla Python for Data Science and Machine Learning Bootcamp

data-science datascience jose-portilla machine-learning matplotlib-pyplot python scikit-learn seaborn tensorflow udemy-course-project udemy-machine-learning

Last synced: 03 Oct 2025

https://github.com/petrobras/wprautoencoders

This is one of Petrobras' open repositories on GitHub. It contains the WPRAutoencoders project which encompasses a wellbore pressure response generator, a dataset of 20.000 synthetic pressure responses and an autoencoder neural network capable of clustering this data based on transmissibility and reservoir geometry.

autoencoders clustering data-science deep-learning machine-learning well-testing

Last synced: 26 Jul 2025

https://github.com/logpai/logadvisor

Learning to log: A framework for determining optimal logging points [ICSE'15, ICSE'14]

code-analysis logging logging-practices machine-learning

Last synced: 11 Aug 2025

https://github.com/autonlab/aqua

AQuA: A Benchmarking Tool for Label Quality Assessment

data-centric-ai data-cleaning data-science label-errors machine-learning robust-machine-learning

Last synced: 16 Jan 2026

https://github.com/impetus-udes/rule4ml

Resource Utilization and Latency Estimation for ML on FPGA.

fpga hls keras machine-learning neural-network onnx prediction python pytorch regression-models resource-utilization surrogate-models vitis vivado

Last synced: 21 Jan 2026

https://github.com/harshcasper/ipl-match-predictor

A simple Machine Learning Application developed and deployed on Flask Web Framework to predict an IPL Match Winner 🏏🎰

bootstrap flask flask-application ipl machine-learning machine-learning-algorithms

Last synced: 23 Mar 2025

https://github.com/hchiam/learning

What I'm learning/practicing

angularjs api backend chrome-extension conlang frontend game genetic-algorithm google-voice-assistant javascript machine-learning plugin programming-language python react server svelte unit-testing vue

Last synced: 24 Jul 2025

https://github.com/ovshake/cobra

Code for COBRA: Contrastive Bi-Modal Representation Algorithm (https://arxiv.org/abs/2005.03687)

contrastive-learning cross-modal machine-learning pytorch representation-learning

Last synced: 07 Mar 2026

https://github.com/ilyasmoutawwakil/fcc-machine-learning-with-python

My 5 Machine Learning projects that I've built as part of my freeCodeCamp assignment.

certification course-projects deep-learning fcc fcc-assignment fcc-machine-learning machine-learning python

Last synced: 02 Sep 2025

https://github.com/yashksaini-coder/floraloracle--iris-inference-hub

The Objective is to combine the Prediction & classification scenarios of Machine Learning algorithms on the morphological Flower dataset

classification data-science jupyter-notebook machine-learning machine-learning-algorithms machinelearning prediction-model python3 scikit-learn scikitlearn-machine-learning

Last synced: 11 Apr 2025

https://github.com/lazauk/deeplearningai-chatgpt-buildingsystems

Practical Jupyter notebooks from Andrew Ng and Isa Fulford's "Building Systems with the ChatGPT API" course on DeepLearning.AI.

andrew-ng-course chatgpt isa-fulford-course machine-learning openai

Last synced: 03 May 2025

https://github.com/markus-k/bisenetv2-tf2

BiSeNet V2 TensorFlow 2 Implementation capable of running on Edge TPUs

bisenetv2 edgetpu image-segmentation image-segmentation-tensorflow machine-learning python tensorflow2 tflite

Last synced: 12 Jul 2025

https://github.com/DhiriaDev/TIMEX

Library for time-series-forecasting-as-a-service.

forecasting forecasting-a-a-service machine-learning time-series

Last synced: 01 Apr 2025

https://github.com/seanchas116/node-tflite

TensorFlow Lite bindings for Node.js

deep-learning electron javascript machine-learning nodejs tensorflow tensorflow-lite typescript

Last synced: 23 Apr 2025

https://github.com/rubixml/dota2

Build a classifier to predict the outcome of Dota 2 games with the Naive Bayes algorithm and results from 102,944 sample games.

classifier cross-validation data-science dota dota2 machine-learning machine-learning-tutorial naive-bayes naive-bayes-algorithm naive-bayes-classifier php php-machine-learning php-ml prediction rubix-ml

Last synced: 30 Jul 2025

https://github.com/viadee/anchorsOnR

Implementation of the Anchors algorithm: Explain black-box ML models

anchors explainable-ai iml machine-learning r rules xai

Last synced: 13 Jul 2025

https://github.com/sksoumik/AI-resources

ai-learning-resource artificial-intelligence deep-learning machine-learning machine-learning-tutorials

Last synced: 01 Apr 2025

https://github.com/charlesaverill/satyrn

A Notebook alternative that supports branching code and local collaboration.

data-science full-stack ide jupyter-notebook machine-learning open-source python web-development

Last synced: 11 Apr 2025

https://github.com/rayyan9477/solace-ai

"Solace AI: Your Empathetic Digital Confidant": Solace AI is an empathetic mental health companion that understands your emotions and personality to provide personalized support through natural conversations. It creates a judgment-free space where you can express yourself freely and receive compassionate guidance tailored just for you.

agent-orchestration ai-agent cognitive-behavioral-therapy conversational-ai emotion-intelligence faiss faiss-vector-database generative-ai machine-learning mental-health multi-agent-systems nlp nlp-machine-learning personality-test python sentiment-analysis transformer vector-database voice-ai voice-assistant