SPECTF Heart

Donated on 9/30/2001

Data on cardiac Single Proton Emission Computed Tomography (SPECT) images. Each patient classified into two categories: normal and abnormal.

Dataset Characteristics

Multivariate

Subject Area

Health and Medicine

Associated Tasks

Classification

Feature Type

Integer

# Instances

267

# Features

44

Dataset Information

Additional Information

The dataset describes diagnosing of cardiac Single Proton Emission Computed Tomography (SPECT) images. Each of the patients is classified into two categories: normal and abnormal. The database of 267 SPECT image sets (patients) was processed to extract features that summarize the original SPECT images. As a result, 44 continuous feature pattern was created for each patient. The CLIP3 algorithm was used to generate classification rules from these patterns. The CLIP3 algorithm generated rules that were 77.0% accurate (as compared with cardilogists' diagnoses). SPECTF is a good data set for testing ML algorithms; it has 267 instances that are descibed by 45 attributes. Predicted attribute: OVERALL_DIAGNOSIS (binary) NOTE: See the SPECT heart data for binary data for the same classification task.

Has Missing Values?

No

Variables Table

Variable NameRoleTypeDescriptionUnitsMissing Values
diagnosisTargetIntegerno
F1RFeatureIntegerno
F1SFeatureIntegerno
F2RFeatureIntegerno
F2SFeatureIntegerno
F3RFeatureIntegerno
F3SFeatureIntegerno
F4RFeatureIntegerno
F4SFeatureIntegerno
F5RFeatureIntegerno

0 to 10 of 45

Additional Variable Information

1. OVERALL_DIAGNOSIS: 0,1 (class attribute, binary) 2. F1R: continuous (count in ROI (region of interest) 1 in rest) 3. F1S: continuous (count in ROI 1 in stress) 4. F2R: continuous (count in ROI 2 in rest) 5. F2S: continuous (count in ROI 2 in stress) 6. F3R: continuous (count in ROI 3 in rest) 7. F3S: continuous (count in ROI 3 in stress) 8. F4R: continuous (count in ROI 4 in rest) 9. F4S: continuous (count in ROI 4 in stress) 10. F5R: continuous (count in ROI 5 in rest) 11. F5S: continuous (count in ROI 5 in stress) 12. F6R: continuous (count in ROI 6 in rest) 13. F6S: continuous (count in ROI 6 in stress) 14. F7R: continuous (count in ROI 7 in rest) 15. F7S: continuous (count in ROI 7 in stress) 16. F8R: continuous (count in ROI 8 in rest) 17. F8S: continuous (count in ROI 8 in stress) 18. F9R: continuous (count in ROI 9 in rest) 19. F9S: continuous (count in ROI 9 in stress) 20. F10R: continuous (count in ROI 10 in rest) 21. F10S: continuous (count in ROI 10 in stress) 22. F11R: continuous (count in ROI 11 in rest) 23. F11S: continuous (count in ROI 11 in stress) 24. F12R: continuous (count in ROI 12 in rest) 25. F12S: continuous (count in ROI 12 in stress) 26. F13R: continuous (count in ROI 13 in rest) 27. F13S: continuous (count in ROI 13 in stress) 28. F14R: continuous (count in ROI 14 in rest) 29. F14S: continuous (count in ROI 14 in stress) 30. F15R: continuous (count in ROI 15 in rest) 31. F15S: continuous (count in ROI 15 in stress) 32. F16R: continuous (count in ROI 16 in rest) 33. F16S: continuous (count in ROI 16 in stress) 34. F17R: continuous (count in ROI 17 in rest) 35. F17S: continuous (count in ROI 17 in stress) 36. F18R: continuous (count in ROI 18 in rest) 37. F18S: continuous (count in ROI 18 in stress) 38. F19R: continuous (count in ROI 19 in rest) 39. F19S: continuous (count in ROI 19 in stress) 40. F20R: continuous (count in ROI 20 in rest) 41. F20S: continuous (count in ROI 20 in stress) 42. F21R: continuous (count in ROI 21 in rest) 43. F21S: continuous (count in ROI 21 in stress) 44. F22R: continuous (count in ROI 22 in rest) 45. F22S: continuous (count in ROI 22 in stress) - all continuous attributes have integer values from the 0 to 100 - dataset is divided into: -- training data ("SPECTF.train" 80 instances) -- testing data ("SPECTF.test" 187 instances)

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Creators

Krzysztof Cios

Lukasz Kurgan

Lucy Goodenday

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