{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002339},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920002450","492:4920002396","492:4920002781","492:4920002730","492:4920002076","492:4920001526","492:4920002232","492:4920002714","492:4920002681","492:4920001885","492:4920002226","492:4920002668","492:4920002177","492:4920001969","492:4920002174","492:4920002515","492:4920002133","492:4920001684","492:4920000932","492:4920002561","492:4920002393","492:4920002868","492:4920002388","492:4920002908","492:4920001988"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.3467812929738946,0.3095339203367296,0.3066474053961597,0.3027565854348051,0.292105512168498,0.2640552898504919,0.2463275964396058,0.23480221537363363,0.22803547259017742,0.22432938459411259,0.22271955552357564,0.21621550339015566,0.2136639862700511,0.20994297583859758,0.2045832896436783,0.20229774360477237,0.20159943482511186,0.2006872552667314,0.2004506861523928,0.1968077492674844,0.19060167426414767,0.17916985413658174,0.17634216325545815,0.17081760064438656,0.1707365459070112],"twin_dists":[0.18901633022038355,0.19889781382636124,0.199690773822173,0.2007664790082271,0.2037531786068072,0.21194599280219528,0.21740639550951407,0.2210929011271326,0.2233126818541142,0.22454692967670145,0.22508727937226683,0.2272973967027174,0.22817662353893056,0.2294716683812201,0.23136476330289785,0.23218236330955516,0.23243343100149344,0.2327622957951157,0.23284775319828793,0.2341725905920284,0.23646927393727557,0.24084074362213234,0.24195230507888785,0.24416120061001825,0.24419398678310728],"n_dims_used":45,"mean_confidence":0.9348989698621962},"coverage":{"mean_confidence":0.9348989698621962,"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}}