{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001773},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001158","491:4910001597","491:4910001661","491:4910001029","491:4910000970","491:4910002238","491:4910001225","491:4910001436","491:4910000975","491:4910001105","491:4910001234","491:4910000969","491:4910001595","491:4910001534","491:4910000968","491:4910001359","491:4910001539","491:4910001164","491:4910002338","491:4910002187","491:4910000967","491:4910001543","491:4910001293","491:4910001227","492:4920006646"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492],"twin_sims":[0.509013078304988,0.4997390398079288,0.4639370586417382,0.34876027991943775,0.3237017271484488,0.3146326405399269,0.2501010329818681,0.24089329224828618,0.23280235157033566,0.21934809853113368,0.2152229535239744,0.20951985876172885,0.20855694016595686,0.20312525584153174,0.19368421890571177,0.1669607694307092,0.16638296997833868,0.161591884973811,0.16013431183633373,0.15325435841368534,0.14558173572665095,0.14217873131791264,0.135980944390872,0.135968421443987,0.1295824892165702],"twin_dists":[0.15093198786912213,0.15297309775792986,0.1609612215948058,0.18850783844607374,0.1950654947502623,0.19750741737959643,0.21622368930887362,0.21913033867559972,0.22174451107082807,0.22622743856315294,0.2276385830508708,0.2296199118502645,0.22995804112410004,0.23188561194163607,0.23532211942629008,0.24573381532479324,0.24597165696969886,0.24796718909403911,0.24858277919449417,0.2515448729932238,0.25496565543091115,0.25652564273058875,0.2594397228562039,0.259445710482584,0.2625545422338543],"n_dims_used":45,"mean_confidence":0.8978746202256944},"coverage":{"mean_confidence":0.8978746202256944,"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}}