{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008601","490:4900008722","490:4900009261","490:4900009375","490:4900008378","490:4900009969","490:4900009273","490:4900006739","490:4900009266","490:4900007705","490:4900009277","490:4900009376","490:4900009990","490:4900009155","490:4900005742","490:4900006611","490:4900008173","490:4900009367","490:4900009478","490:4900009382","490:4900009574","490:4900012137","490:4900011664","490:4900009172","490:4900007599"],"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":[0.4861499694737095,0.47539061928925197,0.47107394178503365,0.46559090014219245,0.46278375037145214,0.42925626796382715,0.4060799399908497,0.3779576607157032,0.3743844475009615,0.3711193722890235,0.34549430621685884,0.33501612650416684,0.32398946727495226,0.31941679901459086,0.3176524405189654,0.30577988698038133,0.3034756468244022,0.3009460709559521,0.2964722825492156,0.29518109011839655,0.2899951862450666,0.28711840720739956,0.28427886169504357,0.2837756450623878,0.2804797298513268],"twin_dists":[0.15598332775184365,0.1583849544878004,0.15935342469688707,0.16058789214232355,0.16122183796860262,0.16890686898731228,0.17436154099107087,0.1811712414531808,0.18205346598148064,0.1828632329171852,0.18934783762781737,0.19207173093838753,0.19498864981434993,0.19621438650889136,0.1966899649426507,0.19992993140674384,0.2005670770768955,0.2012697740874475,0.2025210590509102,0.20288425630922907,0.20435253938567655,0.20517378801106617,0.205989257765624,0.206134283592956,0.20708802182559014],"n_dims_used":45,"mean_confidence":0.9256500244140625},"coverage":{"mean_confidence":0.9256500244140625,"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}}