{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002734},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003096","474:4740002535","474:4740000680","474:4740001611","474:4740002646","474:4740002203","474:4740001904","474:4740001909","474:4740002827","487:4870011820","474:4740002923","474:4740000347","478:4780001341","487:4870012152","474:4740000150","474:4740002644","478:4780003761","478:4780000608","474:4740004797","474:4740003163","478:4780001340","474:4740001695","474:4740001777","474:4740000315","474:4740001707"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,487,474,474,478,487,474,474,478,478,474,474,478,474,474,474,474],"twin_sims":[0.5942639452667918,0.5412242511811521,0.5294038915174243,0.4933113822154068,0.4088806676751787,0.38445984438409714,0.37474397192167147,0.3743648515110046,0.3621971112568059,0.35331545562515926,0.35278184413440006,0.3381555272284309,0.3266827164605073,0.32596640037395935,0.3110148773703966,0.3104196991085926,0.3082813522916899,0.3050346154499028,0.30441870862040915,0.29536414360315627,0.2932072859283579,0.29284121627432297,0.29282517701096933,0.2889149260567232,0.28406161392131296],"twin_dists":[0.13250147641007162,0.14391143094696773,0.14647673269045583,0.15439391404474323,0.1736953581936605,0.1795761654961911,0.18196451371791122,0.18205831555705332,0.18509431157114684,0.18734312448723273,0.18747915708407115,0.1912508742617901,0.19427121105276687,0.1944617051361566,0.1984926248562788,0.1986553321908389,0.1992413844545733,0.20013570130619052,0.20030597326503635,0.2028327086009882,0.20344128193540836,0.20354483389334352,0.20354937275427024,0.20466035342562394,0.20605184905641818],"n_dims_used":44,"mean_confidence":0.9206289811567827},"coverage":{"mean_confidence":0.9206289811567827,"n_dims_used":44,"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}}