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Table 3 Retrieval results on images of Opioid drug label

From: DLI-IT: a deep learning approach to drug label identification through image and text embedding

 

P @k

R @k

Methods

k = 1

k = 2

k = 3

k = 4

k = 5

k = 6

k = 1

k = 2

k = 3

k = 4

k = 5

k = 6

Image-based

0.650

0.540

0.453

0.395

0.342

0.302

0.193

0.320

0.404

0.469

0.507

0.537

Levenshtein with text

0.580

0.495

0.407

0.340

0.298

0.263

0.172

0.294

0.362

0.404

0.442

0.469

Embedding of text

0.800

0.665

0.560

0.495

0.436

0.388

0.237

0.395

0.499

0.588

0.647

0.691

0.5 * Image + 0.5 * Text embedding †

0.88

0.755

0.633

0.568

0.510

0.460

0.261

0.448

0.564

0.674

0.757

0.819

Improvement*

35%

40%

40%

44%

49%

52%

35%

40%

40%

44%

49%

52%