{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003048},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004007","490:4900003070","490:4900003333","490:4900004012","490:4900003608","490:4900004434","490:4900002611","490:4900002313","490:4900002780","490:4900004148","490:4900003715","490:4900003193","490:4900004010","490:4900001997","487:4870000685","490:4900004151","490:4900003465","490:4900003726","490:4900003873","490:4900004440","490:4900003347","490:4900002173","490:4900002606","487:4870001770","490:4900004306"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,487,490],"twin_sims":[0.5871554744106,0.5493391617936773,0.48875584479063233,0.4825235341029133,0.4529442772004404,0.4505744136881354,0.4430177824729478,0.4411205302670608,0.3980592004363562,0.39505144254628405,0.3833984401122013,0.37917593178857034,0.3766098224820782,0.37171388604058864,0.36909815897823794,0.36861291537384466,0.36395780518428666,0.35716836717300604,0.35183202196856217,0.34335768382941867,0.3369578882313081,0.3335241769789331,0.33290059110288484,0.3322412232536003,0.3319426722713581],"twin_dists":[0.13402463541632378,0.14215642149271907,0.15540416780300773,0.15679089979106198,0.16345478651155684,0.16399522946269476,0.16572568482670236,0.16616192149853123,0.1762808323246431,0.17700508904145565,0.17983565235218907,0.18087138059905708,0.18150354155258866,0.18271552717283915,0.18336627950456122,0.18348725253453016,0.18465186643473205,0.18636405086656263,0.18772155864018517,0.18989964592420042,0.19156353191016898,0.1924632915881664,0.19262723354614114,0.19280076495091555,0.19287939898801523],"n_dims_used":45,"mean_confidence":0.9182630750868056},"coverage":{"mean_confidence":0.9182630750868056,"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}}