{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002422},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001834","488:4880002637","488:4880001901","488:4880001483","488:4880002531","488:4880001477","488:4880002064","481:4810001271","488:4880001940","488:4880001230","488:4880002245","481:4810001616","481:4810000870","481:4810001075","481:4810001621","481:4810000622","488:4880002065","488:4880001335","488:4880001379","488:4880001659","488:4880001984","488:4880002005","488:4880002642","481:4810001431","481:4810000752"],"twin_admin_codes":[488,488,488,488,488,488,488,481,488,488,488,481,481,481,481,481,488,488,488,488,488,488,488,481,481],"twin_sims":[0.8180269221992172,0.8079724758428093,0.7941604344359693,0.743062271863777,0.7319226554197836,0.7055106335367642,0.6803903150179941,0.6666238710741299,0.6627646014301362,0.6590442169850328,0.6569709071851023,0.6557831295722942,0.6557587977915785,0.642442660714962,0.6319769253326447,0.6300267358339162,0.6215893700397571,0.6177648859302584,0.6167966280636182,0.6163357153379493,0.6113081973707046,0.6086630755769953,0.6071492866834627,0.6037477788076437,0.6012281145800206],"twin_dists":[0.08231625546713243,0.08481257188958401,0.08817507490408258,0.10009193869287857,0.10260584790729071,0.10847955538199763,0.11397752045747801,0.11696339477420217,0.11779772111164044,0.11860103047053508,0.11904830560777158,0.11930442322144755,0.11930966891975921,0.1221756175731918,0.12442252386355813,0.1248408026520412,0.12664934640136694,0.12746866161290066,0.12767605718939112,0.12777477815321814,0.12885146710917256,0.12941787797005225,0.12974202262374995,0.13047038094420585,0.13100993334577496],"n_dims_used":45,"mean_confidence":0.9241889953613281},"coverage":{"mean_confidence":0.9241889953613281,"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}}