Table 1 DeepPatent2 compared with major sketch-based and natural image datasets. #Categories means the number of object names.

From: DeepPatent2: A Large-Scale Benchmarking Corpus for Technical Drawing Understanding

Dataset

Size (number of images)

#Categories

Captions

Viewpoints

ImageNet-1k38

2M photos

1,000

No

No

ImageNet-21k6

14M photos

21,000

No

No

WebVision15

2.4M photos

1,000

No

No

Flickr-8K62

8K photos

—

Yes

No

Flickr-30K63

30K photos

—

Yes

No

ImageNet-Sketch13

50K drawings

1,000

No

No

TU-Berlin10

20K sketches

250

No

No

QuickDraw9

50M + sketches

345

No

No

Sketchy3

75K sketches, 12K photos

125

No

No

Sheep 10K11

10K sheep sketches

1

No

No

Sketch Flickr15K64

330 sketches, 15K photos

33

No

No

CLEF-IP 201112

10k diagrams

9

No

No

DeepPatent14

350K + drawings

—

No

No

DeepPatent2

2M + drawings

132,890

Yes

Yes