{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003857},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001888","466:4660002981","466:4660002563","469:4690004206","494:4940000990","494:4940001230","496:4960003969","472:4720004596","470:4700007090","469:4690000718","490:4900006893","469:4690004167","466:4660000152","470:4700003391","494:4940000534","470:4700003309","496:4960007823","466:4660003137","470:4700003891","470:4700004700","480:4800002123","488:4880006031","496:4960003402","466:4660004457","472:4720007744"],"twin_admin_codes":[480,466,466,469,494,494,496,472,470,469,490,469,466,470,494,470,496,466,470,470,480,488,496,466,472],"twin_sims":[0.19499796174823789,0.14183110542619468,0.13633313953058845,0.12406771165963928,0.12164136239072079,0.11565675232704785,0.11340663958152629,0.11111013275407977,0.10683429906987209,0.10276801011314494,0.1009280132046016,0.10027937342926765,0.09908011893993061,0.092736452179793,0.09056317704451572,0.08953290093591228,0.08781604590598965,0.08662709870364116,0.08453961857603497,0.08439086528648089,0.0837269453648813,0.08310858349815961,0.0820149187974368,0.08141161036636267,0.07901771581538225],"twin_dists":[0.23483707654535832,0.2566865551868231,0.2592714959183765,0.26533378738086116,0.2665863731444887,0.26975956520855243,0.2709852474207181,0.2722556732197896,0.2746761739997568,0.2770488675750269,0.278146629349691,0.2785373443866376,0.27926496843674786,0.28323322004696305,0.28464195171833734,0.2853191511375427,0.28646149489074174,0.28726302466565584,0.2886917339715632,0.2887946124725801,0.28925555458192137,0.2896874991152536,0.29045778611921036,0.2908862293520065,0.2926117565754562],"n_dims_used":43,"mean_confidence":0.9128166021302689},"coverage":{"mean_confidence":0.9128166021302689,"n_dims_used":43,"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}}