{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003644","480:4800003261","480:4800002927","480:4800002881","480:4800002832","480:4800003310","480:4800003647","480:4800002626","480:4800002888","480:4800003262","480:4800003311","480:4800002731","480:4800002784","480:4800003587","480:4800002929","480:4800003014","480:4800003473","480:4800002627","480:4800002736","480:4800002620","480:4800002777","480:4800002877","480:4800002840","480:4800002791","480:4800002867"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7783579554472304,0.6574266336221463,0.6410737810082018,0.5862277476691762,0.5510277246192021,0.5321150906421992,0.5209250790615201,0.49052120803469634,0.4838662233900609,0.4663071424768571,0.4530399719375328,0.4322744315704454,0.4135449021056552,0.4106732679728949,0.3940864587308246,0.38646897297144667,0.36752901880167566,0.35802160110382575,0.35610903887166406,0.3546795135998623,0.3285072809146228,0.3220526893290568,0.3069263238698241,0.2971092171267258,0.2953711236624272],"twin_dists":[0.09193953629221858,0.11895001516457317,0.12246974444928563,0.13422349717134974,0.14179179468853478,0.14588732160023415,0.14832428956746538,0.15501234307288486,0.15649167682297194,0.1604263540125498,0.16343298551148625,0.16820572614984042,0.17259036010847292,0.1732700261023112,0.17723799127391868,0.1790859165658428,0.1837577594526542,0.18614797100134042,0.18663269358245563,0.18699587164684744,0.19378703440224132,0.19550662883510747,0.19961396452821387,0.20234223994866207,0.20283074339529875],"n_dims_used":43,"mean_confidence":0.9221815064895985},"coverage":{"mean_confidence":0.9221815064895985,"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}}