{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":665,"cluster_id":6650001571},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650001724","665:6650002663","665:6650001803","665:6650001725","487:4870000777","665:6650002581","665:6650002508","665:6650001885","665:6650002425","665:6650001980","665:6650002513","665:6650003778","665:6650002261","665:6650001897","665:6650002133","665:6650002434","487:4870000776","665:6650003426","487:4870000697","665:6650002731","487:4870002304","665:6650002653","665:6650001816","487:4870004045","665:6650001646"],"twin_admin_codes":[665,665,665,665,487,665,665,665,665,665,665,665,665,665,665,665,487,665,487,665,487,665,665,487,665],"twin_sims":[0.6133236990534918,0.5423394508731704,0.5193502686949026,0.45846761946313175,0.42120846268222306,0.37113974103841985,0.363633122946485,0.3524218289198146,0.34181122278028225,0.3380513587725218,0.32882463732411027,0.3182427896434485,0.3040804111983697,0.29100723578916415,0.28239959965477357,0.28217886459517716,0.28187452667478075,0.2696450374670597,0.2655295736979939,0.2553685653306753,0.25216550072009974,0.2513880345426343,0.24698124774726998,0.24426568382528283,0.2425314816320614],"twin_dists":[0.1284198543279612,0.14366997092656675,0.14866819775073417,0.16219920806116703,0.17078642307693842,0.18285817040440494,0.18473337428310643,0.1875709955591573,0.19030017850479597,0.19127804491324077,0.1937029704574654,0.1965306726138768,0.20039958301770158,0.2040647811236388,0.2065316506028529,0.20659550208400548,0.2066835867168433,0.2102722787160761,0.21150243131782212,0.21459159792721874,0.21558145104032467,0.21582291890637517,0.217200693580515,0.21805758392213323,0.21860802675406327],"n_dims_used":44,"mean_confidence":0.8932048624212091},"coverage":{"mean_confidence":0.8932048624212091,"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}}