{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011782},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011915","490:4900011983","490:4900011911","490:4900011784","490:4900012167","490:4900011846","490:4900011651","490:4900011712","490:4900011913","490:4900011648","490:4900010935","490:4900011849","490:4900010772","490:4900012051","490:4900011916","490:4900011972","490:4900011780","490:4900011975","490:4900010855","490:4900012052","490:4900010773","490:4900009006","490:4900012113","490:4900011654","490:4900011713"],"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":[0.37530504210430154,0.3188573335221587,0.2876221837374866,0.2350997048018358,0.2193902736997172,0.21927663001651684,0.21190403450539974,0.19073078380608877,0.1900727176971038,0.18952239446217256,0.1820562766959783,0.1814347913860422,0.17728568465300293,0.16694295996734068,0.14766420642987943,0.14061407571631243,0.13640403740635187,0.11472030128220383,0.10339958316112104,0.0969864646874438,0.0948858413146348,0.08976681630544421,0.08593582982342804,0.0817178152093183,0.08093866711638471],"twin_dists":[0.1818257793043449,0.19636502859865015,0.20502961811241283,0.22099628220911288,0.22621310357367788,0.2262517343370342,0.22878722816840463,0.23642096784403896,0.23666742101961005,0.23687398151641745,0.23971885324395614,0.23995934226443352,0.24158000896161635,0.24574113742820494,0.25402430210849225,0.25725222888941107,0.25923767073677306,0.27026742107268503,0.2766756015052024,0.28055197137226023,0.2818653871161614,0.2851648590669542,0.2877330752655926,0.2906684596884251,0.2912238739230954],"n_dims_used":45,"mean_confidence":0.8915922376844618},"coverage":{"mean_confidence":0.8915922376844618,"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}}