{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003347},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003346","490:4900003608","490:4900002151","490:4900002302","490:4900003357","490:4900004319","493:4930004877","487:4870010849","487:4870011582","490:4900001992","490:4900003070","490:4900003592","490:4900004440","490:4900003068","490:4900003865","490:4900003456","490:4900003056","487:4870012671","490:4900003465","493:4930004741","490:4900003726","487:4870012811","490:4900004439","490:4900003048","487:4870011580"],"twin_admin_codes":[490,490,490,490,490,490,493,487,487,490,490,490,490,490,490,490,490,487,490,493,490,487,490,490,487],"twin_sims":[0.5575640764363536,0.4897062018705224,0.48933955734015444,0.483137415416699,0.46868395152140147,0.4601643606121243,0.4402434837201515,0.4294593635895083,0.42694930639221657,0.42012305114768234,0.4157247777682776,0.40608906562939806,0.39565816550071775,0.39280249611208407,0.39261480653913944,0.3860368082496999,0.38416081965137816,0.3765782580738167,0.37241112244331986,0.35365334139256505,0.3463559473111712,0.3416339012288026,0.33905955383256653,0.3369578882313081,0.335681297993446],"twin_dists":[0.14038198719400896,0.15519318215986533,0.15527456511082058,0.15665406195639964,0.159890908735984,0.1618145997263708,0.1663638278006613,0.1688596254588515,0.16944415254700207,0.17104106401061622,0.17207578830038245,0.17435936705610386,0.17685878883249176,0.17754829013458232,0.17759368903799921,0.17919126695665732,0.17964923492672707,0.1815113304768295,0.18254244901853273,0.18725704307132293,0.189125820464468,0.19034616643912136,0.19101526264242116,0.19156353191016898,0.19189746262347337],"n_dims_used":45,"mean_confidence":0.9177263047960069},"coverage":{"mean_confidence":0.9177263047960069,"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}}