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Table 1 Serial vs

From: Density-based parallel skin lesion border detection with webCL

Image Resolution

Pixel Count for the lesion

C++ Eps 3 Minpts

WebCL Eps 3 Minpts 4

Speedup Factor

629 × 405

30234

112

3.664

30.56769

749 × 497

36726

161

3.429

46.95246

624 × 425

37648

151

3.383

44.63494

577 × 397

40267

199

3.664

54.31223

635 × 418

50501

313

3.956

79.12032

1090 × 728

50708

307

3.395

90.4271

605 × 419

57556

407

3.195

127.3865

627 × 420

59535

433

3.447

125.6165

744 × 499

60072

435

3.471

125.3241

635 × 421

60102

439

3.759

116.7864

1024 × 684

67909

568

5.693

99.77165

1322 × 875

68961

584

15.029

38.85821

638 × 426

70022

597

4.733

126.1356

755 × 503

71711

622

3.306

188.1428

1076 × 716

78825

759

6.334

119.8295

1024 × 684

79388

774

5.122

151.1128

1024 × 684

79824

779

7.114

109.5024

942 × 629

79998

788

5.97

131.9933

1322 × 875

80352

793

14.475

54.78411

1024 × 684

82274

832

5.335

155.9513

754 × 500

82472

826

3.499

236.0674

756 × 499

84043

859

3.489

246.2024

756 × 497

86201

903

3.459

261.0581

1024 × 684

91591

1028

6.778

151.6672

1024 × 684

95193

1109

5.513

201.1609

1024 × 684

99547

1217

5.643

215.6654

756 × 494

101558

1256

3.344

375.5981

738 × 494

102581

1282

3.323

385.796

756 × 496

103667

1309

3.163

413.8476

1024 × 684

104865

1347

7.164

188.0235

1024 × 684

111114

1512

7.029

215.1088

1024 × 684

121670

1816

6.879

263.9919

1076 × 716

124107

1880

6.479

290.1682

756 × 497

124623

1893

3.243

583.7188

1024 × 684

126503

1954

6.123

319.1246

1024 × 684

130883

2084

6

347.3333

1076 × 716

136201

2273

6.513

348.9943

756 × 495

136977

2295

3.211

714.7306

1024 × 684

137177

2308

6.72

343.4524

1024 × 684

138373

2347

5.422

432.8661

1076 × 716

138756

2356

6.291

374.5033

1024 × 684

141824

2442

6.429

379.8413

1024 × 684

142650

2503

5.303

471.997

1349 × 900

143189

2518

14.124

178.2781

1024 × 684

144278

2557

5.625

454.5778

1024 × 684

150913

2777

6.368

436.0867

1024 × 684

151001

2807

5.238

535.8916

1017 × 683

151703

2826

7.551

374.2551

1076 × 716

152530

2843

6.447

440.9803

1076 × 716

152932

2863

6.591

434.3802

1076 × 716

153182

2869

6.466

443.7055

1076 × 716

154154

2905

6.466

449.2731

1024 × 684

157797

3028

6.463

468.5131

1024 × 684

160899

3167

5.695

556.1018

1024 × 684

161260

3197

5.343

598.353

1076 × 716

164723

3317

6.377

520.1505

1024 × 684

165204

3332

5.561

599.1728

1024 × 684

165366

3373

6.313

534.2943

1076 × 716

166850

3397

6.379

532.5286

1024 × 684

171738

3613

6.945

520.2304

1024 × 684

172285

3617

6.008

602.0306

1024 × 684

179413

3972

5.822

682.2398

1024 × 684

185213

4233

6.566

644.6847

1873 × 1225

185675

4242

28.134

150.7784

1024 × 684

196606

4732

5.432

871.134

1089 × 730

196951

4738

8.677

546.0413

1024 × 684

199503

4856

5.572

871.5004

1024 × 684

200329

4929

6.893

715.0733

1256 × 825

202803

5067

12.61

401.8239

1024 × 684

204368

5128

5.653

907.129

1024 × 684

205127

5157

6.771

761.6305

1024 × 684

206826

5255

5.171

1016.244

954 × 634

208317

5335

7.406

720.3619

1024 × 684

210117

5397

5.636

957.594

1897 × 1267

210989

5472

30.121

181.6673

1024 × 684

213697

5610

5.767

972.7761

1024 × 684

214272

5654

6.746

838.1263

1350 × 903

222613

6076

15.258

398.2173

1024 × 684

226198

6263

5.756

1088.082

1076 × 716

229012

6409

6.38

1004.545

1828 × 1216

239035

7026

28.852

243.5186

1891 × 1261

249382

7653

29.352

260.7318

1024 × 684

249704

7614

5.89

1292.699

1024 × 684

259701

8222

5.989

1372.85

1329 × 909

264550

8564

15.001

570.8953

1149 × 767

284292

9920

9.168

1082.024

1913 × 1280

296438

10633

29.33

362.5298

1389 × 929

301804

11055

11.028

1002.448

2469 × 1602

370476

16793

51.145

328.341

1819 × 1213

415339

21219

27.538

770.5353

1881 × 1260

452778

25159

30.992

811.7901

1813 × 1217

508230

31735

26.739

1186.843

1879 × 1261

577752

41069

30.444

1349.001

1915 × 1256

636255

49630

25.341

1958.486

1849 × 1233

698408

60037

29.487

2036.05

1024 × 684

212484

5540

5.672

976.727

1024 × 684

92093

1041

6.771

153.743

1352 × 899

107441

1415

7.245

195.307

1867 × 1266

328997

13629

13.984

974.613

635 × 419

9424

10

3.123

3.2

  1. WebCL parallel version: Speedup factors of 100 dermoscopy images.