{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002491","480:4800002298","480:4800002348","480:4800002442","480:4800002542","480:4800002452","480:4800002397","480:4800002299","480:4800002496","480:4800002219","480:4800002501","480:4800002437","480:4800002396","480:4800001890","480:4800002110","470:4700006487","480:4800001948","480:4800002157","480:4800002115","480:4800001946","480:4800002116","470:4700005210","480:4800002404","480:4800001572","466:4660004975"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,470,480,480,466],"twin_sims":[0.70431333680808,0.7006469819423202,0.6151449448936835,0.59175955090857,0.5781716851863442,0.5727381241034829,0.5613529267972355,0.5320576843965326,0.5192754880653725,0.5177112672365243,0.4504254925172705,0.44973200531743895,0.435119411780072,0.43446441094654864,0.43029724940397346,0.4244168924811827,0.42231225438961245,0.4217904000171097,0.41202647395952513,0.4052215235344033,0.39659018649746886,0.39436590302971186,0.3853397199043536,0.3810404951572308,0.3803386525711412],"twin_dists":[0.10874333370812454,0.10954989771793566,0.1280298132407289,0.1330379997984711,0.13595128592380692,0.13711777767288907,0.13956589026375615,0.14589979510716164,0.14868453450510782,0.14902638648678773,0.16402922588072638,0.16418759368041422,0.1675466234435968,0.16769821536796997,0.16866481516217485,0.1700353243710718,0.17052775372351156,0.17065001279067776,0.17294948842799282,0.17456613278288063,0.1766342500466762,0.17717051930947159,0.179361316843535,0.1804133454028858,0.1805856276700718],"n_dims_used":43,"mean_confidence":0.920614996621775},"coverage":{"mean_confidence":0.920614996621775,"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}}