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keyword extraction

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Lobster Programming
Lobster Programming
Jan 16, 2025 · Big Data

How to Extract Top 100 Search Keywords from Billion‑Scale Logs Efficiently

This article explains a divide‑and‑conquer method that splits massive search‑log files, uses multithreaded hashing to count keyword frequencies, and applies a min‑heap to efficiently retrieve the top‑100 most frequent search terms for SEO and recommendation tasks.

Multithreadingbig datahashing
0 likes · 3 min read
How to Extract Top 100 Search Keywords from Billion‑Scale Logs Efficiently
Xiaohongshu Tech REDtech
Xiaohongshu Tech REDtech
Dec 15, 2022 · Artificial Intelligence

Cross‑Scene Intelligent Advertising on Xiaohongshu: Algorithms for Keyword Selection, Targeting, Budget Allocation and Multi‑Constrained Bidding

Xiaohongshu’s All‑Site Smart投 platform unifies cross‑scene advertising by using AI‑driven keyword extraction, graph‑based user modeling, OCR‑enhanced sparse‑ad handling, learning‑to‑rank targeting, dynamic budget reallocation, and a primal‑dual linear‑programming bidding engine that jointly optimizes ROI under multiple constraints.

advertisingbiddingbudget optimization
0 likes · 12 min read
Cross‑Scene Intelligent Advertising on Xiaohongshu: Algorithms for Keyword Selection, Targeting, Budget Allocation and Multi‑Constrained Bidding
AntTech
AntTech
Sep 9, 2022 · Artificial Intelligence

Ant Security Lab Wins Two Golds and One Silver at KDD Cup 2022 with Advanced Keyword Extraction and Self‑Distillation for Product Search

Ant Security Lab's algorithm engineer Lin Jinzheng secured two gold medals and one silver at the KDD Cup 2022, ranking first globally, by applying innovative keyword‑extraction and self‑distillation techniques to improve product search relevance and interactive risk‑control systems.

AIKDD CupProduct Search
0 likes · 4 min read
Ant Security Lab Wins Two Golds and One Silver at KDD Cup 2022 with Advanced Keyword Extraction and Self‑Distillation for Product Search
Baixing.com Technical Team
Baixing.com Technical Team
Nov 29, 2017 · Artificial Intelligence

How Content Features Power Modern Recommendation Systems

Content features transform unstructured entities like articles, images, and videos into structured descriptors—such as categories, tags, and keywords—enabling precise search recall, personalized recommendations, and effective labeling through methods like classification, convergent tags, keyword extraction, and both manual and automated annotation.

automatic annotationcontent featureskeyword extraction
0 likes · 12 min read
How Content Features Power Modern Recommendation Systems
Architect
Architect
Nov 26, 2015 · Information Security

Analysis of Password Structures and Patterns in Web Penetration Testing

This article examines how manually assigned passwords in web services exhibit predictable structures—prefixes, keywords, separators, and suffixes—by analyzing millions of leaked Gmail passwords and other data, and categorizes the patterns to aid security assessments.

Web Securityinformation securitykeyword extraction
0 likes · 9 min read
Analysis of Password Structures and Patterns in Web Penetration Testing