. 2023 Nov 22;23(23):9341. doi: 10.3390/s23239341

Table 1.

New pressure feature vectors of 20 genuine signatures.

New Pen Pressure Feature Vector	[0, 20)	[20, 40)	[40, 60)	[60, 80)	[80, 100]
$p_{1}^{'}$	$p_{11}^{'} = \sum_{k = 1}^{N} p_{1 k}, x \in [0, 20)$	$p_{12}^{'} = \sum_{k = 1}^{N} p_{1 k}, x \in [20, 40)$	$p_{13}^{'} = \sum_{k = 1}^{N} p_{1 k}, x \in [40, 60)$	$p_{14}^{'} = \sum_{k = 1}^{N} p_{1 k}, x \in [60, 80)$	$p_{15}^{'} = \sum_{k = 1}^{N} p_{1 k}, x \in [80, 100]$
$⋮$	$⋮$	$⋮$	$⋮$	$⋮$	$⋮$
$p_{m}^{'}$	$p_{m 1}^{'} = \sum_{k = 1}^{N} p_{m k}, x \in [0, 20)$	$p_{m 2}^{'} = \sum_{k = 1}^{N} p_{m k}, x \in [20, 40)$	$p_{m 3}^{'} = \sum_{k = 1}^{N} p_{m k}, x \in [40, 60)$	$p_{m 4}^{'} = \sum_{k = 1}^{N} p_{m k}, x \in [60, 80)$	$p_{m 5}^{'} = \sum_{k = 1}^{N} p_{m k}, x \in [80, 100]$
$p_{n}^{'}$	$p_{n 1}^{'} = \sum_{k = 1}^{N} p_{n k}, x \in [0, 20)$	$p_{n 2}^{'} = \sum_{k = 1}^{N} p_{n k}, x \in [20, 40)$	$p_{n 3}^{'} = \sum_{k = 1}^{N} p_{n k}, x \in [40, 60)$	$p_{n 4}^{'} = \sum_{k = 1}^{N} p_{n k}, x \in [60, 80)$	$p_{n 5}^{'} = \sum_{k = 1}^{N} p_{n k}, x \in [80, 100]$
$⋮$	$⋮$	$⋮$	$⋮$	$⋮$	$⋮$
$p_{20}^{'}$	$p_{20 1}^{'} = \sum_{k = 1}^{N} p_{20 k}, x \in [0, 20)$	$p_{20 2}^{'} = \sum_{k = 1}^{N} p_{20 k}, x \in [20, 40)$	$p_{20 3}^{'} = \sum_{k = 1}^{N} p_{20 k}, x \in [40, 60)$	$p_{20 4}^{'} = \sum_{k = 1}^{N} p_{20 k}, x \in [60, 80)$	$p_{20 5}^{'} = \sum_{k = 1}^{N} p_{20 k}, x \in [80, 100]$

Bold represents the feature vectors.