{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003245","491:4910002874","491:4910003370","491:4910002630","491:4910003365","491:4910002773","491:4910002923","491:4910002823","491:4910002969","491:4910001674","491:4910002675","491:4910002227","491:4910003422","491:4910002007","491:4910004094","491:4910001675","491:4910002723","491:4910002674","491:4910002580","491:4910001492","491:4910001493","491:4910001553","491:4910001305","491:4910001734","491:4910003320"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6458643153055604,0.612686568511081,0.5418531832945962,0.4945868357103935,0.4535368287701478,0.4199950472560268,0.4140099878011864,0.4064434648605914,0.3159993920888996,0.30656844772045855,0.27651369137307896,0.2615111697962841,0.25714298577561223,0.24772073748388462,0.24551766840718162,0.24223847112340327,0.2418749961133612,0.23096618109578457,0.22314308420291884,0.2212324582981378,0.22015015852921596,0.21701737210354574,0.21004642404891685,0.20940434428451102,0.18175648782104425],"twin_dists":[0.12144005387075395,0.12855629668710863,0.14377524501504055,0.15411155774635016,0.16331981974547713,0.17107111245462317,0.1724804758083345,0.17427495789554062,0.19713689361751363,0.19971252471158205,0.2082447350381429,0.21271508530415742,0.21404662943571912,0.21696839979039922,0.2176617648240053,0.21870128054998328,0.21881706197570833,0.22234603117994348,0.2249448675585068,0.2255887530923155,0.22595514082202328,0.2270225261211923,0.22943545512766592,0.22966041891861508,0.23983478653650647],"n_dims_used":45,"mean_confidence":0.8976539611816406},"coverage":{"mean_confidence":0.8976539611816406,"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}}