Update pcaRecognition.c
Update pcaRecognition.c

Former-commit-id: 3f5be7d1ca54d278e89f880eccd49272b4b9ba9c
Clemson-Smith-Facial-Recognition-CI/Clemson-CI---Facial-Recognition,CUFCTL/face-recognition,mcbolto/Clemson-CI---Facial-Recognition,mcbolto/Clemson-CI---Facial-Recognition,CUFCTFACE/face-recognition,CUFCTFACE/face-recognition,Clemson-Smith-Facial-Recognition-CI/Clemson-CI---Facial-Recognition,CUFCTL/face-recognition,CUFCTFACE/face-recognition,Clemson-Smith-Facial-Recognition-CI/Clemson-CI---Facial-Recognition,Clemson-Smith-Facial-Recognition-CI/Clemson-CI---Facial-Recognition,CUFCTL/face-recognition,CUFCTFACE/face-recognition,CUFCTL/face-recognition,mcbolto/Clemson-CI---Facial-Recognition,mcbolto/Clemson-CI---Facial-Recognition