{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006764},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006152","490:4900006281","490:4900006521","490:4900004693","490:4900006030","490:4900007609","490:4900006763","490:4900007739","490:4900006637","490:4900001554","490:4900001549","490:4900012636","490:4900007258","490:4900007118","490:4900006270","490:4900001829","490:4900006267","490:4900006640","490:4900006639","490:4900006761","490:4900006522","490:4900006155","490:4900001143","490:4900001273","490:4900007734"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7304214717857943,0.7067128726475245,0.5860546356286834,0.5719680749023726,0.5586131877755139,0.5542947891657284,0.548889045775595,0.5474218681436721,0.5411724956454912,0.5347422589913936,0.527657378409144,0.49438629676368173,0.4913655684309974,0.4875647171040869,0.44693582115886776,0.43187878951086095,0.42528117095120876,0.40915101556360656,0.407439921596953,0.3868325411954193,0.3648622697660241,0.36442291602091015,0.3604390042445702,0.35504293293740163,0.35480843509642557],"twin_dists":[0.10294280719567372,0.10821449292369129,0.13426060658961203,0.13728318188439234,0.14015593712643135,0.14108681348054178,0.14225365022206313,0.14257066524273218,0.14392263914548792,0.1453167730133858,0.1468567628901115,0.154155938450738,0.15482508508375625,0.15566878102233667,0.16482707522335788,0.16829752350153568,0.16983340141473155,0.17363116002878798,0.17403780153292664,0.17899733144752916,0.18442500414282736,0.18453516953558857,0.1855371974629829,0.186903471532062,0.1869630874867871],"n_dims_used":45,"mean_confidence":0.9146094428168403},"coverage":{"mean_confidence":0.9146094428168403,"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}}