{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001769","467:4670003895","470:4700000281","470:4700000544","499:4990001171","499:4990001758","468:4680005279","485:4850000147","477:4770001306","499:4990001176","488:4880006336","485:4850001002","477:4770000729","481:4810004104","481:4810000766","466:4660014267","472:4720003479","500:5000003427","479:4790001521","481:4810004793","472:4720006826","485:4850001010","472:4720002235","468:4680006738","499:4990001770"],"twin_admin_codes":[499,467,470,470,499,499,468,485,477,499,488,485,477,481,481,466,472,500,479,481,472,485,472,468,499],"twin_sims":[0.3905015769064849,0.28307024971000067,0.27774031111587555,0.2579594145982753,0.2576326007500437,0.24521468659180737,0.21755417928846577,0.20966171362353303,0.2065026299958375,0.1983673891807484,0.1969423023114916,0.1840544689682458,0.18132514948926576,0.1688462417086971,0.16247652486515488,0.15376128121545288,0.15234451032118224,0.14974107514458457,0.14545363090756108,0.1418850564451439,0.1397855072281708,0.13800795655125386,0.13134495163007937,0.12814493402362243,0.12615304659423107],"twin_dists":[0.17810554314473845,0.2063378381808047,0.20788591242641571,0.21379668236313773,0.21389667534141513,0.21775743400035275,0.22683889695528467,0.2295701888614547,0.23068298468954684,0.2336033356654988,0.23412335714944071,0.23894954206818314,0.2400018295327628,0.24496179191526726,0.24759553411732407,0.25132334163004416,0.2519438394417509,0.25309519710049355,0.25502388802536413,0.25666156259535644,0.2576394367226474,0.2584759383347556,0.2616852126767505,0.2632702488397806,0.26427204914186747],"n_dims_used":45,"mean_confidence":0.9137796190049913},"coverage":{"mean_confidence":0.9137796190049913,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}