{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690001391","488:4880006387","469:4690002480","499:4990001072","496:4960000846","481:4810000329","472:4720002372","470:4700004858","470:4700006202","488:4880004192","490:4900009409","478:4780002445","470:4700000401","500:5000004880","472:4720000951","488:4880000828","466:4660000105","489:4890003306","479:4790002753","496:4960004008","479:4790006382","469:4690002565","479:4790001012","493:4930006506","478:4780002963"],"twin_admin_codes":[469,488,469,499,496,481,472,470,470,488,490,478,470,500,472,488,466,489,479,496,479,469,479,493,478],"twin_sims":[0.39204673416562513,0.3642166496186004,0.32709928949242434,0.2975272076091108,0.2950644177136357,0.28077543041804587,0.2803571343637984,0.2365739263695815,0.200030551934321,0.19688296067185623,0.18248207948411538,0.17510978210945394,0.17264776500141737,0.14582887906945013,0.13948500712457382,0.11824102498451437,0.11083413655323242,0.11002568399638928,0.10656195739283311,0.10443138455003634,0.10428028330906773,0.09889177956179063,0.09836622312261363,0.0982885437285717,0.09781407525859807],"twin_dists":[0.1777311576300537,0.18458691275084652,0.19416053562416963,0.2022250117978788,0.20291712100613257,0.20700217888613678,0.20712362783595623,0.22051865962390763,0.23299969245722535,0.23414506759731044,0.23955441988060547,0.24244072196984964,0.24342385933283514,0.2548534186357518,0.25778028980529033,0.2683742541279265,0.2724097145633078,0.27286264756116707,0.2748328708926633,0.2760696022125381,0.2761580548747084,0.2793798656807972,0.2797013934643198,0.27974903079845953,0.2800406442885676],"n_dims_used":43,"mean_confidence":0.9128928960755814},"coverage":{"mean_confidence":0.9128928960755814,"n_dims_used":43,"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}}