Denoising and Principal Component Analysis of Amplified Raman Spectra from Red Blood Cells with Added Silver Nanoparticles

Table 2

Correlation between original variables and components retained from RBC Raman spectra with and without AgNP.

Spectra	RBC Raman spectra without AgNP		RBC Raman spectra with AgNP
	Principal component 1	Principal component 2	Principal component 1	Principal component 2
1	−0.978001	−0.424367	−0.94774	−0.360109
2	−0.972961	−0.42218	−0.81615	−0.310112
3	−0.990444	−0.429766	−0.90712	−0.344673
4	−0.983093	−0.426576	−0.98619	−0.374718
5	−0.989591	−0.429396	−0.9614	−0.365299
6	−0.975209	−0.423155	−0.99189	−0.376884
7	−0.790572	−0.343039	−0.910368	−0.345909
8	−0.961614	−0.417256	−0.945826	−0.359381
9	−0.946343	−0.41063	−0.989432	−0.37595
10	−0.942681	−0.409041	−0.982628	−0.373365
11	−0.982285	−0.426225	−0.921893	−0.350288
12	−0.893712	−0.387793	−0.792295	−0.301045
13	−0.720864	−0.312792	−0.859795	−0.326693
14	−0.902113	−0.391438	−0.947023	−0.359836