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iQIYI Technical Product Team

The technical product team of iQIYI

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Latest from iQIYI Technical Product Team

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iQIYI Technical Product Team

Nov 12, 2021 · Artificial Intelligence

iQIYI Generic Ranking Framework for Video Recommendation

iQIYI’s generic ranking framework unifies feature production, replay, training, and ranking into modular, configurable phases that handle offline and real‑time data, support diverse models, provide automated monitoring, and have been deployed across all platforms, delivering over 20% higher watch time and doubling first‑play videos.

feature engineeringonline servingranking framework

0 likes · 15 min read

iQIYI Generic Ranking Framework for Video Recommendation

iQIYI Technical Product Team

Nov 5, 2021 · Artificial Intelligence

iQIYI’s QAV1 Encoder Achieves High Compression and Bandwidth Savings Using AV1 and Deep Learning

iQIYI’s QAV1 encoder, which combines the next‑generation AV1 codec with deep‑learning techniques, delivers 20‑42% bandwidth savings and up to 36% higher compression efficiency than x265 while maintaining ultrafast 60 fps encoding speeds, enabling high‑quality 4K/8K streaming and live broadcast across devices.

AV1Bandwidth ReductionQAV1

0 likes · 6 min read

iQIYI’s QAV1 Encoder Achieves High Compression and Bandwidth Savings Using AV1 and Deep Learning

iQIYI Technical Product Team

Nov 5, 2021 · Operations

Fine-Grained Code Coverage Integration and Practices at iQIYI

iQIYI integrated JaCoCo with its DevOps pipeline, using Git diff and Jira‑linked branch naming to automatically generate fine‑grained coverage reports at incremental, branch, and requirement levels, enforcing 90 % thresholds that lifted backend service coverage from under 70 % to over 90 % and markedly improved reliability.

CI/CDDevOpsJaCoCo

0 likes · 14 min read

Fine-Grained Code Coverage Integration and Practices at iQIYI

iQIYI Technical Product Team

Nov 5, 2021 · Artificial Intelligence

Accelerating 4K Video Super‑Resolution with TensorRT: iQIYI’s Optimization and Production Practices

iQIYI optimized a 4K video super-resolution model using TensorRT, employing split of graph, operator fusion, custom CUDA kernels, and int8 quantization, achieving tenfold speedup (≈180 ms per 1080p frame) and demonstrating deep customization potential for large‑scale production.

INT8 quantizationModel OptimizationTensorRT

0 likes · 17 min read

Accelerating 4K Video Super‑Resolution with TensorRT: iQIYI’s Optimization and Production Practices

iQIYI Technical Product Team

Oct 29, 2021 · Mobile Development

iOS Stability Testing: Framework, Strategies, and Optimization Practices

iQIYI’s iOS stability testing platform combines a three‑layer cloud device farm architecture with both random monkey and AI‑enhanced element‑traversal event generation, uses screenshot fingerprinting and OCR to mitigate runtime pop‑ups, and achieves roughly 30 % higher page coverage while detecting hundreds of crashes in production.

AI element detectionMobile AutomationPerformance Testing

0 likes · 15 min read

iOS Stability Testing: Framework, Strategies, and Optimization Practices

iQIYI Technical Product Team

Oct 15, 2021 · Industry Insights

How iQIYI Streamlined Event Tracking: A Deep Dive into Data Governance

This article details iQIYI's comprehensive data‑governance practice for event tracking, covering the definition of pingback, the need for governance, the governance framework, coordinate management, gray‑data handling, and the upgrade process that reduced tracking volume by 40% while cutting resource consumption in half.

AnalyticsData qualitybig data

0 likes · 17 min read

How iQIYI Streamlined Event Tracking: A Deep Dive into Data Governance

iQIYI Technical Product Team

Oct 15, 2021 · Artificial Intelligence

iQiyi's ZoomAI Wins 2021 CCF Science and Technology Award for Video Restoration and Enhancement

iQiyi's ZoomAI AI-based video restoration and enhancement system won the 2021 CCF Science and Technology Outstanding Progress Award, marking its fifth consecutive CCF honor; the system uses proprietary AI algorithms for super‑resolution, frame interpolation, scratch repair, colorization, etc., restoring classic films and improving viewer experience.

AI video restorationArtificial IntelligenceSuper-Resolution

0 likes · 5 min read

iQiyi's ZoomAI Wins 2021 CCF Science and Technology Award for Video Restoration and Enhancement

iQIYI Technical Product Team

Oct 15, 2021 · Frontend Development

Applying Source Maps for Front-End Error Monitoring in Production

The article explains how integrating Source Maps—generated by modern bundlers and automatically uploaded via a Webpack plugin—into iQIYI Hawkeye’s front‑end exception monitoring restores original file names and line numbers for minified production JavaScript errors, enabling rapid debugging despite bundle‑size and versioning challenges.

Front‑EndHawkeyeJavaScript

0 likes · 11 min read

Applying Source Maps for Front-End Error Monitoring in Production

iQIYI Technical Product Team

Oct 9, 2021 · Big Data

Exploring iQIYI’s Unified Big Data + AI Architecture: Challenges, Solutions, and Future Directions

iQIYI’s unified big‑data + AI platform combines a hybrid‑cloud model, storage‑compute separation via its QBFS virtual file system, a reusable feature‑store and operator DAGs, and multi‑tenant YARN scheduling to overcome legacy Hive/Spark bottlenecks, accelerate large‑scale model training, improve data quality, and prepare for future real‑time, privacy‑preserving AI workloads.

AIDistributed ComputingHybrid Cloud

0 likes · 10 min read

Exploring iQIYI’s Unified Big Data + AI Architecture: Challenges, Solutions, and Future Directions

iQIYI Technical Product Team

Oct 9, 2021 · Big Data

iQIYI Data Quality Monitoring: Exploration and Practice

At iTech Salon, iQIYI’s Peng Tao outlined a three‑layer data‑quality monitoring framework—pingback, middle, and business report layers—detailing anomaly‑detection techniques such as thresholds, statistical, correlation and Prophet forecasting, and announced future plans for intelligent rule generation and automated attribution to pinpoint root causes.

Data qualityRule Enginedata governance

0 likes · 11 min read

iQIYI Data Quality Monitoring: Exploration and Practice