{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001674},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001971","490:4900001833","490:4900002594","490:4900001671","490:4900001823","490:4900004557","490:4900002597","490:4900001278","490:4900001668","490:4900005378","490:4900002285","490:4900004558","490:4900005109","490:4900001412","490:4900004690","490:4900005379","490:4900005636","490:4900004276","490:4900005504","490:4900004401","490:4900005376","490:4900005238","490:4900003043","490:4900005624","490:4900003185"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.9058842318158923,0.7330383694735162,0.6852658160869626,0.6780971700114995,0.6685145010104999,0.6532913595873533,0.5706952363484213,0.5704398370724325,0.5323445424251184,0.5322158456432063,0.5248725808011399,0.5197572490773561,0.5092227556070673,0.4946802662983681,0.4715155134901795,0.4706082537369191,0.4564430324170107,0.44872454677596363,0.44234791220366926,0.43478761086264034,0.4334447464141971,0.42698325394775427,0.42365026514616827,0.41909497423275344,0.40867884197241905],"twin_dists":[0.05774487877355748,0.10235514267999551,0.1129159092225234,0.11447604441383968,0.11655425800658833,0.11984144132123684,0.1375566352359255,0.13761151246045616,0.14583746799216227,0.14586542974081773,0.14746328693059307,0.1485792976013794,0.1508859552508341,0.15409088266977738,0.15925422046868698,0.15945808077731474,0.1626588001930775,0.16441782438832814,0.16587962582619756,0.1676234032965928,0.16793438648642725,0.16943623763338472,0.17021457630515086,0.17128251105625378,0.1737432969381796],"n_dims_used":45,"mean_confidence":0.9208141750759549},"coverage":{"mean_confidence":0.9208141750759549,"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}}