Table 2.

Previous literature on PD diagnosis.

Author(s)	Techniques
	REG	SVM	FMCFW	CART	K-NN	NB	BT	RF	FNS	PCA	GSGP	GSGO	FDR	ANN	MLP	GRNN	EM	ANIFS	SVR	GA	WK	ELM	SOM	NIPALS	ISVR	MLP-LSVM	DNN	HMM	LASSO	CNN	rTL	ebTL	SVD	LSTM	RBM	LR	RNN	DBN
Nilashi et al. [46]																			√				√															√
Ghaderyan and Fathi [47]																																	√
Paragliola and Coronato [48]																														√				√
Balaji et al. [49]																																		√
de Souza, et al. [50]																																			√
Senturk [51]		√
De Vos et al. [52]								√																												√
Mohammed et al. [53]																														√
Goyal et al. [54]																														√
Xu and Pan [55]								√		√
Ribeiro et al. [56]																																					√
Parziale et al. [57]																				√
Tsuda et al. [58]														√
Khoury et al. [59]		√		√	√	√		√
Çimen and Bolat [60]														√	√	√
Nilashi et al. [61]										√							√	√	√
Avci and Dogantekin [62]																				√	√	√
Nilashi et al. [63]																							√	√	√
Parisi et al. [64]																										√
Prince and De Vos [65]	√							√																			√			√
Zou and Huang [66]																													√		√	√
Grover et al. [67]																											√
Prashanth et al. [68]		√				√	√	√
Abiyev and Abizade [69]									√					√
Singh et al. [70]		√								√			√
Shetty and Rao [71]		√
Ozkan [72]					√					√
Pahuja and Nagabhushan [73]		√			√									√
Rovini et al. [74]		√				√		√
Nilashi Ibrahim et al. [75]																		√															√
Ashour et al. [76]		√												√																				√