{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001584},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001430","481:4810001814","470:4700000678","481:4810001896","481:4810001293","466:4660000915","470:4700001596","470:4700001181","488:4880000368","470:4700004140","470:4700008445","499:4990001402","472:4720000216","481:4810001398","481:4810001005","470:4700002342","481:4810000904","470:4700004836","470:4700000772","488:4880001056","481:4810002323","470:4700000760","499:4990001084","481:4810001551","470:4700000176"],"twin_admin_codes":[470,481,470,481,481,466,470,470,488,470,470,499,472,481,481,470,481,470,470,488,481,470,499,481,470],"twin_sims":[0.5938767921850654,0.5792114066450265,0.4982112215041918,0.49320748058165514,0.49256935405987595,0.4912558650985571,0.48608098918449316,0.4688066298059749,0.465023628223223,0.46370864568527687,0.44841222938270814,0.43492598257523496,0.4335500378109267,0.43306697073968103,0.42919036017685697,0.42705464691892125,0.4266520505848019,0.4254686662742891,0.4154962876201403,0.4140465871858464,0.4139709916425113,0.4099192662359116,0.4097763609112605,0.40461769505657486,0.4030238602547756],"twin_dists":[0.13258441104272078,0.1357281904070806,0.15331034415331463,0.15441692486673822,0.15455828023357093,0.154849409130858,0.1559986715795125,0.1598632970960233,0.16071589313944518,0.16101281871136275,0.16448923652301056,0.1675913807710205,0.16790998894813033,0.16802194218842184,0.16892220223303117,0.16941959312265198,0.16951346919429178,0.16978961905803025,0.172129669949573,0.1724718308599568,0.17248968725026448,0.1734488292378979,0.1734827339193006,0.1747101629412575,0.17509080072397643],"n_dims_used":43,"mean_confidence":0.9141477540481923},"coverage":{"mean_confidence":0.9141477540481923,"n_dims_used":43,"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}}