{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000824},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001535","477:4770000500","477:4770001322","477:4770003999","477:4770002136","477:4770000492","499:4990001301","477:4770001305","477:4770001605","477:4770001761","499:4990001303","477:4770001593","477:4770004004","477:4770001256","477:4770001069","477:4770003979","485:4850006886","477:4770000329","477:4770001695","477:4770000545","477:4770003921","499:4990000603","477:4770003978","477:4770001197","485:4850007683"],"twin_admin_codes":[477,477,477,477,477,477,499,477,477,477,499,477,477,477,477,477,485,477,477,477,477,499,477,477,485],"twin_sims":[0.8394587102329395,0.6555314913381576,0.6318918589176781,0.6287973798249055,0.6196186149359936,0.6156175096642397,0.603452731057089,0.5954303057522451,0.5860784844471386,0.5838271028417292,0.5683913381693394,0.5511273744256574,0.5460720890239273,0.5431240066139313,0.5411445282012851,0.5395213420419706,0.5339058075035515,0.5229261857524692,0.5090717084129076,0.5043721343704335,0.48730806985002595,0.4818423467092137,0.4811710741505335,0.4770728571560223,0.4764649452433403],"twin_dists":[0.07683434105103314,0.11935867227241839,0.12444077134706101,0.1251044209755889,0.1270715674506345,0.12792860278186588,0.13053356005729844,0.13225163513661856,0.13425549416070684,0.13473817988140194,0.13805176880068423,0.14177028206973374,0.14286244145214522,0.1435001555169489,0.14392869586869053,0.1442803189249879,0.14549836505711977,0.14788763571215385,0.15091911570223146,0.15195214239356844,0.15572582178021493,0.15694280453744627,0.15709256450721018,0.15800832010383317,0.1581443748176539],"n_dims_used":45,"mean_confidence":0.9219977484809028},"coverage":{"mean_confidence":0.9219977484809028,"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}}