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Latest from Kuaishou Tech

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Kuaishou Tech

Apr 24, 2025 · Artificial Intelligence

Two‑Stage History‑Resampling Policy Optimization (SRPO) for Large‑Scale LLM Reinforcement Learning

The article introduces SRPO, a two‑stage history‑resampling reinforcement‑learning framework that systematically tackles common GRPO training issues and achieves state‑of‑the‑art performance on both math and code benchmarks with far fewer training steps, while also revealing emergent self‑reflection behaviors in large language models.

LLM optimizationSRPOcross-domain training

0 likes · 12 min read

Two‑Stage History‑Resampling Policy Optimization (SRPO) for Large‑Scale LLM Reinforcement Learning

Kuaishou Tech

Apr 23, 2025 · Artificial Intelligence

Kuaishou's Accepted Papers at ICLR 2025 and Their Summaries

The article highlights Kuashou's eleven high‑quality papers accepted at ICLR 2025, covering advances in streaming video understanding, 3D trajectory control, multimodal talking‑face animation, transformer indexing, efficient video generation, industrial recommendation datasets, token gradient conflict in MoE, stable segmentation, multi‑camera video synthesis, large‑scale multimodal instruction tuning, and hallucination detection in retrieval‑augmented generation.

AIResearchDeepLearningICLR2025

0 likes · 20 min read

Kuaishou's Accepted Papers at ICLR 2025 and Their Summaries

Kuaishou Tech

Apr 2, 2025 · Big Data

Apache Hudi Asia Summit Successfully Held

The first Apache Hudi Asia Summit in Beijing attracted over 230 attendees, featuring technical discussions on data lake optimization and case studies from companies like Fastly and Meituan.

Apache HudiBig DataTechnical Conference

0 likes · 12 min read

Apache Hudi Asia Summit Successfully Held

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 NTIREdataset

0 likes · 9 min read

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

Kuaishou Tech

Feb 12, 2025 · Backend Development

Kuaishou Java Transparent Coroutine Technology: Evolution, Architecture, and Performance Optimizations

This article analyzes Kuaishou's development of a Java 17 transparent coroutine solution, detailing its architectural evolution, scheduling and I/O optimizations, performance gains in cloud‑native high‑load environments, and future directions for large‑scale production deployment.

Cloud NativeCoroutinesIO optimization

0 likes · 18 min read

Kuaishou Java Transparent Coroutine Technology: Evolution, Architecture, and Performance Optimizations

Kuaishou Tech

Jan 24, 2025 · Artificial Intelligence

KwaiCoder-23BA4-v1: An Efficient Large Code Generation Model via Pruning, Knowledge Distillation, and Granular Upcycling

KwaiCoder-23BA4-v1 is a 23B wide MoE code‑completion model that achieves state‑of‑the‑art performance on HumanEval, BigCodeBench and Fill‑in‑Middle benchmarks by using high‑quality data, a cost‑effective training pipeline that combines model pruning, knowledge distillation and fine‑grained merging, and extensive ablation studies.

AIKnowledge DistillationLarge Language Model

0 likes · 10 min read

KwaiCoder-23BA4-v1: An Efficient Large Code Generation Model via Pruning, Knowledge Distillation, and Granular Upcycling

Kuaishou Tech

Jan 17, 2025 · Artificial Intelligence

Kuaishou Achieves 7 Papers Accepted at AAAI 2025

Kuaishou has achieved a significant milestone with 7 papers accepted at AAAI 2025, covering diverse AI research areas including video processing, recommendation systems, and image restoration, demonstrating the company's strong research capabilities in artificial intelligence.

AAAI 2025Artificial IntelligenceKuaishou

0 likes · 10 min read

Kuaishou Achieves 7 Papers Accepted at AAAI 2025

Kuaishou Tech

Dec 30, 2024 · Cloud Native

Kuaishou System Software Team: Architecture, Innovations, and Performance Optimizations

This article presents an overview of Kuaishou's system software team, detailing its core value, challenges, the "Four Horizontal Four Vertical" architecture, JVM innovations such as transparent coroutines and checkpointing, advanced compilation techniques, kernel isolation for cloud‑native workloads, and extensive performance‑boosting strategies that have dramatically improved resource utilization and stability.

Compiler OptimizationJVMKernel Isolation

0 likes · 15 min read

Kuaishou System Software Team: Architecture, Innovations, and Performance Optimizations

Kuaishou Tech

Dec 17, 2024 · Artificial Intelligence

NeurIPS 2024 Auto‑Bidding in Large‑Scale Auctions: Kuaishou Team Wins Both General and AIGB Tracks

The NeurIPS 2024 Auto‑Bidding competition attracted over 15,000 submissions and 1,500 teams, featuring two tracks—General and AI‑Generated Bidding—where Kuaishou’s commercial algorithm team secured first place in both by leveraging reinforcement‑learning‑based online exploration and a decision‑transformer‑driven generative approach, achieving more than a 5% lift in ad revenue.

AdvertisingGenerative ModelsKuaishou

0 likes · 13 min read

NeurIPS 2024 Auto‑Bidding in Large‑Scale Auctions: Kuaishou Team Wins Both General and AIGB Tracks

Kuaishou Tech

Dec 11, 2024 · Frontend Development

Performance Governance and Optimization of Kuaishou Commercial Frontend Pages

This article presents a comprehensive analysis of page performance issues across Kuaishou's commercial front‑end projects, outlines the challenges of unified governance, B‑end experience measurement, and C‑end web‑native integration, and details the systematic optimization strategies and measurable results that significantly improved user experience and business metrics.

FrontendGovernanceKuaishou

0 likes · 23 min read

Performance Governance and Optimization of Kuaishou Commercial Frontend Pages