Table 6: A numerical comparison between our GraphAdapter and the state-of-the-art methods.
Methods	Setting	Caltech101	DTD	EuroSAT	FGVCAircraft	Flowers102	Food101	ImageNet	OxfordPeds	StanfordCars	SUN397	UCF101	Avg.
Zero-shot CLIP [55]	1-shot	86.29	42.32	37.56	17.28	66.14	77.31	58.18	85.77	55.61	58.52	61.46	58.77
CoOp [89]	87.53	44.39	50.63	9.64	68.12	74.32	57.15	85.89	55.59	60.29	61.92	59.59
CLIP-Adapter [18]	88.60	45.80	61.40	17.49	73.49	76.82	61.20	85.99	55.13	61.30	62.20	62.67
Tip-Adapter-F [86]	88.80	50.49	50.34	19.01	81.17	76.22	60.88	86.04	56.78	61.23	66.19	63.38
TaskRes [82]	88.80	50.17	61.27	21.20	78.77	74.03	61.43	83.50	58.77	61.93	64.57	64.04
Ours (w/ Std)	88.90	51.77	63.30	20.93	79.98	75.43	61.50	84.40	59.70	61.93	64.93	64.80
(±0.22)	(±1.48)	(±1.96)	(±0.25)	(±0.90)	(±0.14)	(±0.09)	(±1.02)	(±0.45)	(±0.26)	(±0.59)	(±0.34)
Zero-shot CLIP [55]	2-shot	86.29	42.32	37.56	17.28	66.14	77.31	58.18	85.77	55.61	58.52	61.46	58.77
CoOp [89]	87.93	45.15	61.50	18.68	77.51	72.49	57.81	82.64	58.28	59.48	64.09	62.32
CLIP-Adapter [18]	89.37	51.48	63.90	20.10	81.61	77.22	61.52	86.73	58.74	63.29	67.12	65.55
Tip-Adapter-F [86]	89.61	55.32	64.76	21.76	85.40	77.05	61.57	86.06	61.13	63.19	68.99	66.80
TaskRes [82]	90.13	54.53	65.77	23.07	85.63	75.30	62.17	84.43	62.77	64.33	69.10	67.02
Ours (w/ Std)	90.20	55.75	67.27	23.80	85.63	76.27	62.32	86.30	63.23	64.60	69.47	67.71
(±0.22)	(±1.56)	(±1.57)	(±0.65)	(±0.25)	(±0.12)	(±0.17)	(±0.99)	(±0.12)	(±0.33)	(±0.42)	(±0.31)
Zero-shot CLIP [55]	4-shot	86.29	42.32	37.56	17.28	66.14	77.31	58.18	85.77	55.61	58.52	61.46	58.77
CoOp [89]	89.55	53.49	70.18	21.87	86.20	73.33	59.99	86.70	62.62	63.47	67.03	66.77
CLIP-Adapter [18]	89.98	56.86	73.38	22.59	87.17	77.92	61.84	87.46	62.45	65.96	69.05	68.61
Tip-Adapter-F [86]	90.87	60.25	69.66	26.39	89.53	77.46	62.62	86.46	64.86	65.88	72.71	69.70
TaskRes [82]	90.63	59.50	72.97	24.83	89.50	76.23	62.93	86.27	66.50	66.67	69.70	69.61
Ours (w/ Std)	90.97	59.63	75.20	26.97	89.90	76.77	63.12	86.57	66.53	66.70	71.47	70.35
(±0.05)	(±0.39)	(±1.37)	(±0.29)	(±0.19)	(±0.26)	(±0.19)	(±1.47)	(±0.29)	(±0.28)	(±0.16)	(±0.27)
Zero-shot CLIP [55]	8-shot	86.29	42.32	37.56	17.28	66.14	77.31	58.18	85.77	55.61	58.52	61.46	58.77
CoOp [89]	90.21	59.97	76.73	26.13	91.18	71.82	61.56	85.32	68.43	65.52	71.94	69.89
CLIP-Adapter [18]	91.40	61.00	77.93	26.25	91.72	78.04	62.68	87.65	67.89	67.50	73.30	71.40
Tip-Adapter-F [86]	91.70	62.93	79.33	30.62	91.00	77.90	64.15	88.28	69.51	69.23	74.76	72.67
TaskRes [82]	92.23	64.23	78.07	29.50	94.30	76.90	64.03	87.07	70.57	68.70	74.77	72.76
Ours (w/ Std)	92.45	64.50	80.17	31.37	94.07	77.73	64.23	87.63	70.53	68.97	75.73	73.40
(±0.38)	(±0.34)	(±1.87)	(±0.40)	(±0.12)	(±0.19)	(±0.08)	(±0.26)	(±0.12)	(±0.12)	(±0.45)	(±0.29)
Zero-shot CLIP [55]	16-shot	86.29	42.32	37.56	17.28	66.14	77.31	58.18	85.77	55.61	58.52	61.46	58.77
CoOp [89]	91.83	63.58	83.53	31.26	94.51	74.67	62.95	87.01	73.36	69.26	75.71	73.42
CLIP-Adapter [18]	92.49	65.96	84.43	32.10	93.90	78.25	63.59	87.84	74.01	69.55	76.76	74.44
Tip-Adapter-F [86]	92.63	66.94	84.94	35.86	94.23	78.11	65.44	88.18	75.75	71.00	79.03	75.65
TaskRes [82]	92.90	67.57	82.57	33.73	96.10	78.23	64.75	88.10	74.93	70.30	76.87	75.10
Ours (w/ Std)	93.33	67.57	85.27	36.87	96.23	78.63	65.70	88.57	76.23	71.20	78.80	76.22
(±0.08)	(±0.09)	(±0.29)	(±0.50)	(±0.16)	(±0.08)	(±0.08)	(±0.51)	(±0.17)	(±0.08)	(±0.26)	(±0.11)