{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005469},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007583","490:4900007710","490:4900007225","490:4900008045","490:4900005600","490:4900006365","490:4900007468","490:4900008484","490:4900012199","490:4900005998","490:4900006006","490:4900006133","490:4900006490","490:4900009359","490:4900005999","490:4900007216","490:4900010346","490:4900007352","490:4900006251","490:4900007822","490:4900009150","490:4900005473","490:4900007470","490:4900009046","490:4900005330"],"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":[0.2517380323005784,0.22313418882486505,0.21249008523551555,0.14024388312123584,0.11380384824666183,0.10675563814648915,0.0514730232750944,0.042978338151847345,0.039923305499383194,0.036127638012762926,0.029361034151598797,0.02760157066273708,0.023241052242625786,0.021501328233794425,0.019896472218671135,0.01764738455048777,0.01760940089398415,0.017548981508696312,0.01580365699355691,0.015682997546062668,0.013720022436852069,0.01015537024650794,0.009800345391242717,0.008445369703902044,0.007588641231124379],"twin_dists":[0.21571415668146926,0.22494785678177043,0.22858352141529606,0.2574250170410305,0.2707675279243025,0.2747214011493015,0.3163555599157264,0.3258301663895254,0.3296251857317277,0.33469827657779583,0.3449915658915014,0.34799977806991317,0.3562367495364761,0.3599018919895297,0.3635192624633004,0.36904322636058545,0.36914169472837105,0.3692987093426989,0.3740526790492871,0.3743981259993477,0.3803748153876622,0.3934898039007,0.39501225072236545,0.40131582038169983,0.4057867086085237],"n_dims_used":45,"mean_confidence":0.9274478488498263},"coverage":{"mean_confidence":0.9274478488498263,"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}}