{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003341},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003342","490:4900003465","490:4900004425","490:4900004457","490:4900003067","490:4900003472","490:4900004446","490:4900004306","490:4900003726","490:4900002606","490:4900002335","490:4900000782","490:4900003070","490:4900001847","490:4900003894","490:4900003865","490:4900004456","490:4900002302","490:4900002603","490:4900004563","490:4900003068","490:4900002003","490:4900003048","490:4900002917","490:4900000783"],"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":[0.731153683092258,0.6028674952006491,0.5235157881939814,0.51901765204722,0.51150037296238,0.5111137987883138,0.5103152371078502,0.5054008514357532,0.4920579095951499,0.48153914923467794,0.4729917600783324,0.42677937345176364,0.4169409805016985,0.36962910135968446,0.36549696609944493,0.36422690586683626,0.3593979147235383,0.3582315983121808,0.34487667351701545,0.3441800160348989,0.3348443637472059,0.325687370228207,0.3182621189771771,0.31470456989926937,0.31095484809368795],"twin_dists":[0.10277850486908795,0.13065887862843373,0.14775905411067056,0.14874086625442898,0.15038624051130797,0.1504710155981988,0.15064619073555913,0.15172579954212922,0.1546716123186211,0.1570104393050994,0.15892278968721082,0.16948377652122834,0.17178920208292392,0.1832340043647188,0.18426597572279696,0.18458433955745682,0.18579997819293687,0.18609483017115508,0.18950716211540997,0.18968705354791984,0.1921167615639364,0.1945359719710627,0.19652545984782396,0.1974878947405139,0.19850902732565376],"n_dims_used":45,"mean_confidence":0.9169270833333333},"coverage":{"mean_confidence":0.9169270833333333,"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}}