{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007529},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004740","490:4900005157","490:4900002223","490:4900006558","490:4900002674","490:4900003921","490:4900007648","490:4900007283","490:4900007428","490:4900002521","490:4900003377","490:4900005155","490:4900007288","490:4900005036","490:4900007165","490:4900007302","490:4900002967","490:4900004605","490:4900005421","490:4900007168","490:4900005562","490:4900002963","490:4900006553","490:4900004614","490:4900007650"],"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":[0.18748442417223976,0.16834218755011413,0.1397935034854901,0.12174758089631686,0.07079405886518277,0.05250420681119684,0.04663889055575736,0.045823985931037876,0.041913219375492514,0.03772784395840501,0.03744439315897853,0.03561997208368517,0.03428385317686053,0.03428358059131045,0.032814484800077794,0.032100085464919145,0.03144357940945971,0.031042596152381804,0.030996968793769085,0.030256105475348145,0.02780344956017541,0.027306786013926974,0.027045948391581892,0.02639607922762969,0.02491480776773429],"twin_dists":[0.23764259706715185,0.24516757128111225,0.257635691732315,0.2665311419924762,0.2988795566554503,0.315296203902937,0.3215709365798263,0.3224942061362163,0.32712668730898625,0.33250693858945074,0.3328892784924011,0.33541070308872856,0.3373278633642156,0.3373282609310527,0.33951114953164585,0.34060294753617565,0.34162473430965185,0.3422578373562666,0.3423303201566641,0.34352021773640573,0.3476463809380629,0.3485198278629058,0.3489840365191087,0.3501576009211084,0.3529286543425156],"n_dims_used":45,"mean_confidence":0.8947652180989584},"coverage":{"mean_confidence":0.8947652180989584,"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}}