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Kuaishou Tech

Feb 20, 2025 · Artificial Intelligence

Second Short-Form Video Quality Assessment and Enhancement Challenge (CVPR NTIRE 2025)

The second short-form video quality assessment and enhancement challenge, co‑organized by Kuaishou's audio‑video team and the Intelligent Media Computing Lab, invites global researchers to develop efficient quality assessment models and diffusion‑based super‑resolution methods using the new KwaiSR dataset, with prize money and potential CVPR workshop paper invitations.

AI competitionCVPR NTIREImage Super-Resolution

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Second Short-Form Video Quality Assessment and Enhancement Challenge (CVPR NTIRE 2025)

DataFunSummit

Jul 14, 2024 · Artificial Intelligence

Causal Inference for Recommender Systems: Disentangling Interest, Conformity, Long‑Term/Short‑Term Interests, and Debiasing Short‑Video Recommendations

This article surveys recent advances in applying causal inference to recommender systems, presenting three lines of work—causal embedding for interest‑conformity disentanglement, contrastive learning for long‑term and short‑term interest separation, and adversarial debiasing of duration bias in short‑video recommendation—along with experimental validation and insights.

Bias Mitigationcausal inferenceinterest disentanglement

0 likes · 24 min read

Causal Inference for Recommender Systems: Disentangling Interest, Conformity, Long‑Term/Short‑Term Interests, and Debiasing Short‑Video Recommendations

Kuaishou Tech

Jul 1, 2024 · Artificial Intelligence

Short-Form Video Quality Assessment Competition at CVPR NTIRE 2024: Dataset, Challenge Overview, and Top Winning Solutions

The CVPR NTIRE 2024 short-form video quality assessment competition introduced the KVQ dataset, attracted over 200 teams, evaluated submissions using SROCC and PLCC metrics, and highlighted the winning approaches of SJTU MMLab, IH‑VQA, and TVQE, showcasing advances in AI‑driven video quality evaluation.

AI competitionNTIRE 2024dataset

0 likes · 9 min read

Short-Form Video Quality Assessment Competition at CVPR NTIRE 2024: Dataset, Challenge Overview, and Top Winning Solutions

Java Captain

May 10, 2024 · Frontend Development

Douyin‑Vue: A TikTok‑Like Short Video Front‑End Project and Setup Guide

This article introduces the open‑source Douyin‑Vue project—a TikTok‑style short‑video app built with Vue 3, Vite 5 and Pinia—provides its repository and demo links, and walks through the required environment setup and local deployment steps.

GitHubPiniaVue3

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Douyin‑Vue: A TikTok‑Like Short Video Front‑End Project and Setup Guide

Architecture Digest

Apr 25, 2024 · Frontend Development

Douyin Open-Source Short Video Project – Overview and Setup Guide

This article introduces the Douyin open‑source short‑video project built with Vue and Vite, provides a free book giveaway link, and gives step‑by‑step instructions for installing Node, cloning the repository, installing dependencies with pnpm, and running the application locally.

Open-sourceVuefrontend

0 likes · 3 min read

Douyin Open-Source Short Video Project – Overview and Setup Guide

DataFunTalk

Mar 30, 2024 · Artificial Intelligence

Reinforcement Learning and Multi‑Task Recommendation: Two‑Stage Constrained Actor‑Critic and Multi‑Task RL Approaches at Kuaishou

This talk presents Kuaishou's research on combining reinforcement learning with multi‑task recommendation, detailing a two‑stage constrained actor‑critic method for short‑video ranking, a multi‑task RL framework, experimental results on offline and online systems, and practical Q&A insights.

Kuaishouactor-criticmulti-task recommendation

0 likes · 18 min read

Reinforcement Learning and Multi‑Task Recommendation: Two‑Stage Constrained Actor‑Critic and Multi‑Task RL Approaches at Kuaishou

Kuaishou Tech

Mar 8, 2024 · Artificial Intelligence

Three Selected Papers from WSDM 2024 on Recommendation Systems

This article highlights three oral papers accepted at WSDM 2024 that address cross‑domain sequential recommendation, extremely sparse feedback denoising recommendation, and automated label crafting for short‑video recommendation, providing their abstracts, author lists, and links to PDFs and source code.

AICross-DomainWSDM2024

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Three Selected Papers from WSDM 2024 on Recommendation Systems

Kuaishou Tech

Mar 6, 2024 · Artificial Intelligence

Short Video Quality Assessment Competition (KVQ) at CVPR NTIRE 2024

The CVPR NTIRE 2024 workshop hosts the first short‑video quality assessment competition, introducing the KVQ dataset of 4,200 videos across nine scenes, providing training/validation data, a baseline 3D Swin‑Transformer model, detailed competition rules, rewards, and organizer contacts.

AIcompetitioncomputer vision

0 likes · 7 min read

Short Video Quality Assessment Competition (KVQ) at CVPR NTIRE 2024

Kuaishou Tech

Dec 1, 2023 · Artificial Intelligence

Short Video Recommendation Algorithm Frontier Research Forum at CCIR 2023

The CCIR 2023 conference in Beijing, sponsored by Kuaishou, hosted a short‑video recommendation algorithm frontier research forum where over 100 experts and students shared the latest AI‑driven recommendation technologies, open datasets, and interdisciplinary challenges in short‑video platforms.

AIConferencedatasets

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Short Video Recommendation Algorithm Frontier Research Forum at CCIR 2023

Kuaishou Tech

Nov 21, 2023 · Artificial Intelligence

Kuaishou Academic Forum on Cutting-Edge Short Video Recommendation Algorithms (Nov 23, 2023)

The Kuaishou Academic Forum held on November 23 in Beijing presented cutting‑edge research on short‑video recommendation algorithms, featuring talks on reinforcement learning, user interest modeling, graph neural networks, and a comprehensive recommender‑system simulator, while also offering registration details and a brief company overview.

Graph Neural NetworksKuaishouacademic forum

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Kuaishou Academic Forum on Cutting-Edge Short Video Recommendation Algorithms (Nov 23, 2023)

IT Services Circle

Nov 18, 2023 · Product Management

Douyin Tests Paid Short Videos: Features, Pricing, Creator Requirements, and User Reactions

Douyin has begun testing a paid short‑video model, offering the first five seconds for free and requiring users to purchase the rest with virtual Douyin coins ranging from 10 to 100, while creators must meet follower and verification criteria and the platform takes a 30% service fee.

DouyinMonetizationPaid Video

0 likes · 6 min read

Douyin Tests Paid Short Videos: Features, Pricing, Creator Requirements, and User Reactions

Sohu Tech Products

Nov 8, 2023 · Artificial Intelligence

Two‑Stage Constrained Actor‑Critic for Short‑Video Recommendation and a Reinforcement‑Learning Multi‑Task Recommendation Framework

The presentation introduces a two‑stage constrained actor‑critic algorithm that learns auxiliary policies for interaction signals before optimizing watch‑time under KL constraints, and a reinforcement‑learning multi‑task learning framework that models session‑level dynamics with adaptive multi‑critic weighting, both achieving significant offline and online gains in short‑video recommendation.

Recommendation systemsactor-criticconstrained optimization

0 likes · 16 min read

Two‑Stage Constrained Actor‑Critic for Short‑Video Recommendation and a Reinforcement‑Learning Multi‑Task Recommendation Framework

DataFunTalk

Nov 6, 2023 · Artificial Intelligence

Two‑Stage Constrained Actor‑Critic Reinforcement Learning for Short‑Video Recommendation and a Multi‑Task RL Framework

This article presents a two‑stage constrained actor‑critic reinforcement learning algorithm for short‑video recommendation, models the problem as a constrained MDP, details the algorithm’s stages, and reports extensive offline and online experiments showing superior watch‑time and interaction metrics, followed by a multi‑task RL framework and its evaluations.

Recommendation systemsconstrained optimizationmulti-task learning

0 likes · 16 min read

Two‑Stage Constrained Actor‑Critic Reinforcement Learning for Short‑Video Recommendation and a Multi‑Task RL Framework

DataFunSummit

Aug 16, 2023 · Artificial Intelligence

Kuaipedia: Building a Short‑Video Encyclopedia with Multimodal Knowledge Extraction

This article introduces Kuaipedia, Kuaishou's multimodal short‑video encyclopedia, detailing its background, system architecture, knowledge‑video recognition pipeline, multimodal entity linking techniques, and downstream applications, while also providing implementation insights and a brief Q&A.

Kuaipediaentity linkingknowledge extraction

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Kuaipedia: Building a Short‑Video Encyclopedia with Multimodal Knowledge Extraction

Kuaishou Tech

Apr 27, 2023 · Artificial Intelligence

Two-Stage Constrained Actor‑Critic (TSCAC) for Short‑Video Recommendation

The paper models short‑video recommendation as a constrained Markov decision process and introduces a two‑stage constrained actor‑critic algorithm that jointly maximizes watch time while satisfying multiple interaction constraints, demonstrating superior offline and online performance on the KuaiRand dataset and Kuaishou app.

Recommendation systemsactor-criticconstrained optimization

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Two-Stage Constrained Actor‑Critic (TSCAC) for Short‑Video Recommendation

Kuaishou Tech

Apr 22, 2023 · Artificial Intelligence

Reinforcement Learning for User Retention (RLUR) in Short Video Recommendation Systems

This paper presents RLUR, a reinforcement‑learning algorithm that models user‑retention optimization as an infinite‑horizon request‑based Markov Decision Process, addressing uncertainty, bias, and delayed reward challenges to directly improve retention, DAU, and engagement in short‑video recommendation platforms.

KuaishouRLURrecommendation system

0 likes · 8 min read

Reinforcement Learning for User Retention (RLUR) in Short Video Recommendation Systems

Kuaishou Tech

Feb 10, 2023 · Artificial Intelligence

Seven Kuaishou Papers Accepted at WWW 2023 on Reinforcement Learning and Recommendation Systems

On January 25, Kuaishou’s community science team announced that seven of its papers were accepted at the ACM Web Conference 2023 (WWW’23), covering reinforcement‑learning‑based user retention, constrained actor‑critic recommendation, divide‑and‑conquer embedding retrieval, causal embedding with contrastive learning, latent action space exploration, dual‑interest factorization attention, and multi‑task reinforcement learning for recommendation.

AIKuaishouRecommendation systems

0 likes · 17 min read

Seven Kuaishou Papers Accepted at WWW 2023 on Reinforcement Learning and Recommendation Systems

Kuaishou Audio & Video Technology

Oct 14, 2022 · Artificial Intelligence

How Probability-Driven Adaptive Streaming Won the ACM MM 2022 Grand Challenge

The Kuaishou audio‑video team’s PDAS algorithm, a probability‑driven adaptive streaming solution for short videos, achieved first place at ACM MM 2022 by modeling user behavior, optimizing pre‑load decisions, and delivering superior QoE while minimizing bandwidth waste.

ACM MM 2022QoE optimizationadaptive streaming

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How Probability-Driven Adaptive Streaming Won the ACM MM 2022 Grand Challenge

Kuaishou Tech

Aug 31, 2022 · Artificial Intelligence

Selected Papers from CIKM 2022 on Real‑Time Short Video Recommendation and Large‑Scale Datasets

This article summarizes four CIKM 2022 papers that present a client‑side short‑video recommender, the fully‑observed KuaiRec dataset, the unbiased KuaiRand sequential recommendation dataset, and an industrial‑scale solution for billion‑user lifetime value prediction, highlighting their motivations, methods, and reported impacts.

Recommendation systemsdatasetsmachine learning

0 likes · 8 min read

Selected Papers from CIKM 2022 on Real‑Time Short Video Recommendation and Large‑Scale Datasets

DaTaobao Tech

Jul 27, 2022 · Artificial Intelligence

Face Style Transfer in Live Streaming and Short Video Applications

The article outlines a low‑cost, controllable face‑style transfer pipeline that preserves identity while applying customizable artistic styles, enabling immersive live‑stream and short‑video experiences, enhancing visual appeal, protecting privacy in buyer‑show images, and supporting scalable deployment across diverse faces, angles, and devices.

AI technologyLive Streamingcontent creation

0 likes · 13 min read

Face Style Transfer in Live Streaming and Short Video Applications