{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013110},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013041","490:4900012900","490:4900012344","490:4900012260","490:4900013037","490:4900012765","490:4900012553","490:4900012946","490:4900013098","490:4900012904","490:4900012272","490:4900012997","490:4900013068","490:4900012415","490:4900012696","490:4900013244","490:4900012259","490:4900013002","490:4900012763","487:4870001011","487:4870001287","490:4900012698","490:4900012957","490:4900012403","490:4900012764"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,487,490,490,490,490],"twin_sims":[0.5333654014443437,0.48404498904148385,0.41787606463816634,0.3321222621083119,0.32108091676482586,0.2877414739465055,0.28610825497728093,0.28250461925661596,0.27353817268848124,0.2734602812228345,0.27005534309915846,0.26537339140582544,0.2318865075330996,0.22977073937766873,0.2032072123843842,0.1978931994528788,0.1922631562232852,0.18320565154432833,0.1779378706626931,0.17202991856594962,0.1708342199198079,0.16551203962432287,0.16241124671290827,0.15796355653354852,0.15579702104099485],"twin_dists":[0.14561571690232114,0.15645185783114607,0.17156910226100713,0.19283209297753343,0.19576717858920117,0.20499550199516844,0.20546332921466942,0.20650128243743182,0.20911922738669403,0.20914219752715515,0.21015027402868564,0.21154934838013628,0.22204414522171978,0.22273934637413687,0.2318562669847135,0.2337760822896266,0.23584936845394427,0.23927561635318745,0.24132349114184923,0.24367215032094144,0.24415447958735598,0.24633128948459615,0.24762290856509842,0.24950717242553838,0.2504390497143033],"n_dims_used":45,"mean_confidence":0.9144468519422743},"coverage":{"mean_confidence":0.9144468519422743,"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}}