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Table 1 Context normalization utilizing the dataset of user U1

From: Context pre-modeling: an empirical analysis for classification based user-centric context-aware predictive modeling

Instance Con1 Con2 Con3 Con4 Con5 Con6 Con7
\(I_1\) 1.72776303 − 0.59938852 0.12437413 − 1.02323747 − 1.26171878 0.9962435 0.06997602
\(I_{50}\) 0.6963469 − 0.59938852 0.12437413 0.97729024 − 1.26171878 0.43511498 − 1.21824026
\(I_{100}\) − 0.77342109 1.66836695 − 0.58342305 − 1.02323747 1.13253553 − 1.24827061 − 1.21824026
\(I_{500}\) 0.82527391 − 0.59938852 1.53996849 0.97729024 1.13253553 0.43511498 1.35819231
\(I_{1000}\) 0.7479177 − 0.59938852 1.53996849 0.97729024 − 0.06459162 0.9962435 − 1.21824026
\(I_{2000}\) 1.5472652 − 0.59938852 0.12437413 − 1.02323747 − 1.26171878 0.43511498 1.35819231