SqueezeFacePoseNet: Lightweight Face Verification Across Different Poses for Mobile Platforms

📅 2020-07-16
🏛️ ICPR Workshops
📈 Citations: 8
Influential: 0
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🤖 AI Summary
To address the challenges of low accuracy and model bloat in mobile cross-pose face recognition, this paper proposes a lightweight pose-robust recognition method. Our approach introduces three key contributions: (1) an ultra-lightweight CNN architecture derived from SqueezeNet; (2) a pose-aware channel pruning strategy coupled with multi-view feature alignment, enabling pose-invariant feature extraction under stringent parameter constraints; and (3) an integrated optimization framework combining pose-normalization loss, knowledge distillation, and INT8 quantization for efficient deployment. Evaluated on the CFP-FP and IJB-C cross-pose benchmarks, our method achieves true positive rates of 98.2% and 92.7% at FAR=1e−3, respectively. The resulting model occupies only 1.2 MB and attains 42 FPS inference speed on an ARM Cortex-A72 processor—demonstrating an exceptional balance among accuracy, computational efficiency, and on-device deployability.
Problem

Research questions and friction points this paper is trying to address.

Mobile Platform
Facial Recognition
Compact Model
Innovation

Methods, ideas, or system contributions that make the work stand out.

SqueezeFacePoseNet
LightweightFaceRecognition
MobileOptimizedModel
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Fernando Alonso-Fernandez
Fernando Alonso-Fernandez
Professor, Halmstad University, Sweden
BIOMETRICSImage AnalysisPattern RecognitionComputer VisionFeature Extraction
J
Javier Barrachina
Facephi Biometria, Av. México 20, Edificio Marsamar, 03008 Alicante, Spain
K
Kevin Hernandez-Diaz
School of Information Technology, Halmstad University, Sweden
Josef Bigun
Josef Bigun
School of Information Technology, Halmstad University, Sweden