{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003777},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810002379","481:4810002839","488:4880004137","481:4810002466","481:4810002557","488:4880004062","481:4810002743","481:4810002467","481:4810002747","481:4810002837","481:4810002378","481:4810002659","488:4880003987","488:4880006071","481:4810002558","481:4810002560","481:4810002686","496:4960010507","481:4810002838","481:4810002556","481:4810002470","481:4810000389","496:4960011125","488:4880006137","481:4810001484"],"twin_admin_codes":[481,481,488,481,481,488,481,481,481,481,481,481,488,488,481,481,481,496,481,481,481,481,496,488,481],"twin_sims":[0.8290298219613894,0.8255101231247802,0.74597508958702,0.7386619366042515,0.7334658620132671,0.6875552053060744,0.6546554214791053,0.6118415588884804,0.6069494196143569,0.5961463551030721,0.5881787445946312,0.5608180260941354,0.5535672644707608,0.552304756451877,0.5391711627354346,0.5370375213083772,0.5127378021377719,0.5052096518370874,0.4942577980232868,0.49198545604092075,0.4640084815778545,0.45342645808630727,0.4490198258795654,0.44843931634636297,0.4474228707241829],"twin_dists":[0.07953137608070347,0.0804286501559577,0.0994304471107182,0.1010879009771667,0.10225902191450645,0.11241657654163875,0.11954750872967419,0.1287372521691141,0.12978481955732155,0.13209826190887589,0.13380531574288207,0.13968105868821815,0.14124374562527695,0.14151615329394057,0.14435620275348762,0.14481876746301825,0.15011498345636362,0.15176785876431828,0.1541843788877145,0.15468767026448754,0.16094508940199487,0.16334495419667222,0.16435032528803578,0.1644830422813539,0.16471557967743292],"n_dims_used":45,"mean_confidence":0.9199774848090277},"coverage":{"mean_confidence":0.9199774848090277,"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}}