Dec 20, 2024 · Artificial Intelligence

Face Detection with OpenCV and Dlib in Python

This tutorial explains how to implement face, eye, and mouth detection using OpenCV's Haar cascades, Dlib's HOG and CNN detectors, and provides step‑by‑step code for both static images and real‑time video streams in Python.

CNNFace DetectionHOG

0 likes · 19 min read

Face Detection with OpenCV and Dlib in Python

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Dec 7, 2018 · Artificial Intelligence

Image Feature Extraction and Clustering for Key Frame Selection in Mobile App Installation Screenshots

This article presents a technical solution for extracting representative key frames from time‑series screenshots of a mobile app installation process, covering pixel sampling, dimensionality reduction, classic feature extractors (SIFT, HOG, ORB), auto‑encoder based deep learning, and clustering methods such as KMeans and DBSCAN, along with practical results and performance analysis.

AutoencoderComputer VisionHOG

0 likes · 5 min read

Image Feature Extraction and Clustering for Key Frame Selection in Mobile App Installation Screenshots