{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002015},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720002153","499:4990001372","499:4990001917","499:4990002201","481:4810001634","488:4880005275","481:4810002408","472:4720000260","472:4720000515","488:4880005914","488:4880005983","470:4700006171","499:4990000286","470:4700007934","466:4660007715","489:4890001737","470:4700000631","485:4850008756","470:4700000688","472:4720002805","488:4880003142","470:4700006724","472:4720002364","470:4700005449","481:4810001650"],"twin_admin_codes":[472,499,499,499,481,488,481,472,472,488,488,470,499,470,466,489,470,485,470,472,488,470,472,470,481],"twin_sims":[0.6401752337494169,0.5185025644191946,0.4287322952845767,0.36684092278218133,0.3286400803674673,0.3111368260436789,0.3027528075234291,0.29852367376389777,0.2786991591665607,0.27413800549519735,0.2701617984120434,0.27000706577011635,0.2639983186973103,0.26291157959562916,0.25753324383930104,0.25705505841042725,0.25309460262985944,0.24565701055358863,0.24322211156977974,0.24190301649535537,0.24118110674028614,0.24098825193508175,0.24059976337890088,0.24054038866032323,0.2376909251583176],"twin_dists":[0.12266276973963715,0.1488534220024402,0.16902879625804357,0.18392969400133416,0.19375185196514405,0.1984593090327987,0.2007675273822055,0.20194593597543722,0.20760609336057237,0.20894247151895076,0.21011863818627907,0.210164623377306,0.21196316444644672,0.21229116226531938,0.213927090760201,0.21407357799795468,0.21529350887695597,0.21761779183868926,0.21838851420374616,0.2188081323492294,0.2190384070524751,0.2190999994682972,0.21922416896471145,0.21924315789115387,0.22015806426146112],"n_dims_used":45,"mean_confidence":0.9226779513888889},"coverage":{"mean_confidence":0.9226779513888889,"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}}