{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000052},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000844","490:4900000075","490:4900002026","496:4960008276","490:4900000940","490:4900000426","490:4900000730","490:4900000837","490:4900000207","496:4960005276","487:4870003833","496:4960008493","490:4900000030","490:4900003485","496:4960005277","490:4900002632","490:4900001075","487:4870003684","490:4900001730","496:4960005709","490:4900000270","496:4960007811","496:4960008575","496:4960007036","490:4900000083"],"twin_admin_codes":[490,490,490,496,490,490,490,490,490,496,487,496,490,490,496,490,490,487,490,496,490,496,496,496,490],"twin_sims":[0.4293072047177254,0.41721352485514707,0.3529759437377043,0.34181046786491254,0.33603441649386767,0.3270835771527139,0.2816298496400525,0.27641300501243393,0.26040148260836926,0.2583775024875906,0.25508612893688903,0.2520628243320294,0.25015693879418194,0.24557149207574713,0.2386924453486218,0.23631105026120475,0.23605328861707842,0.2323500207106636,0.22937487651526253,0.21709577568770003,0.2087422352957314,0.20480259363178263,0.20175352714648326,0.20175069768201156,0.20139290120811826],"twin_dists":[0.1688950193660884,0.17172502888905428,0.1874296632605874,0.19030037426332924,0.19180502514896658,0.1941647086757639,0.20675444542027624,0.20827423191194505,0.21305201476345664,0.21366887936070023,0.21467856212262554,0.2156133133720472,0.21620625298722565,0.2176447774816987,0.2198356866069506,0.220603684160192,0.22068711450619277,0.22189240185904766,0.2228698876725795,0.22699568705568213,0.22989289221951395,0.23128664235474186,0.2323779777938326,0.2323789957707427,0.2325078020017314],"n_dims_used":45,"mean_confidence":0.9174096001519098},"coverage":{"mean_confidence":0.9174096001519098,"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}}