$ grep -l "#computer-vision" ~/blog/*

total 3

1. 2014-02-22 Rotation-Invariant Phase-Only Correlation in Python #computer-vision #pattern-recognition #python
2. 2013-07-01 Building OpenCV from Source #cpp #computer-vision
3. 2013-05-23 Phase-Only Correlation in Python #computer-vision #pattern-recognition #python