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EURASIP Journal on Advances in Signal Processing

Table 4 MAX results by different sampling ratio on the 3D point datasets

From: An efficient algorithm with fast convergence rate for sparse graph signal reconstruction

Dataset

(\(\alpha\), \(\beta\))

Sampling ratio

0.5

0.6

0.7

 

Location

X

Y

Z

X

Y

Z

X

Y

Z

Block

(0.6789, 0.2109)

ILSR

6.3281

7.2749

6.2093

5.9185

6.1558

6.0641

5.0412

5.9810

5.8650

 

CoSaMP

5.9244

4.4361

8.9907

5.1621

3.9762

7.2054

4.3462

3.4314

6.3518

 

IMATGI

3.2312

4.8921

5.9865

2.6682

4.1037

5.0082

2.4326

3.8349

4.8821

 

ITCSR

1.7124

4.1037

0.7793

1.5164

1.3223

0.6216

1.2557

1.2117

0.3742

Cactus

(0.4432, 0.7890)

ILSR

1.1755

0.8690

1.1415

1.0613

0.7823

1.0015

0.9650

0.6260

0.8995

 

CoSaMP

0.5628

0.6165

0.5728

0.5349

0.5183

0.4795

0.4151

0.4572

0.4183

 

IMATGI

0.5662

0.6531

0.8929

0.4979

0.5357

0.7795

0.4552

0.4633

0.7117

 

ITCSR

0.2165

0.5367

0.2101

0.1734

0.2835

0.1742

0.1051

0.1712

0.1287

Fandisk

(0.6432, 0.1098)

ILSR

2.3195

4.0687

1.2328

2.2825

3.6638

1.0511

1.9648

3.0713

0.7115

 

CoSaMP

1.2370

3.5222

1.5906

0.9168

2.4201

1.1078

0.8321

1.2370

0.9368

 

IMATGI

0.9545

1.8671

0.4396

0.9074

1.6258

0.4029

0.8829

0.2795

0.3011

 

ITCSR

0.4725

1.6258

0.3211

0.3514

0.4453

0.2697

0.2795

0.3011

0.2114

Dino

(0.8143, 0.2575)

ILSR

0.7015

0.8582

0.9647

0.5947

0.7645

0.9046

0.4535

0.6703

0.8623

 

CoSaMP

0.2174

0.2845

0.3880

0.1906

0.2362

0.3136

0.1143

0.1562

0.2758

 

IMATGI

0.2116

0.3064

0.4209

0.2045

0.2238

0.3368

0.1765

0.2115

0.2586

 

ITCSR

0.1781

0.2238

0.0775

0.1188

0.0644

0.0672

0.0943

0.0513

0.0437

Gargo

(0.2551, 0.5060)

ILSR

7.7473

18.1520

39.3352

7.4173

16.1713

36.8923

6.9092

14.1135

35.0320

 

CoSaMP

7.3494

12.2096

18.6364

6.0548

9.7299

13.5137

5.5081

5.4374

8.5484

 

IMATGI

6.7810

14.5277

36.4275

5.8464

13.8818

32.2114

5.6599

10.3488

28.6598

 

ITCSR

3.3917

13.8748

14.5528

3.0248

8.5238

11.5415

2.4435

4.6463

9.8188

Skull

(0.7513, 0.5472)

ILSR

3.2755

7.1945

4.4415

3.0071

6.8923

3.9876

2.8578

6.5630

3.0255

 

CoSaMP

2.6399

5.3305

3.7665

2.0048

3.1885

3.1910

1.9540

2.2969

2.5520

 

IMATGI

2.4570

4.6874

2.3195

2.2347

4.3642

2.1986

1.9875

3.2935

1.7513

 

ITCSR

1.2749

4.3642

1.1021

1.0127

1.1714

0.9905

0.0867

0.0985

0.8288

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