{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005658},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005709","491:4910005405","491:4910005513","491:4910005501","491:4910005353","491:4910005509","491:4910005460","491:4910005801","491:4910005803","491:4910005505","491:4910005154","491:4910005802","491:4910005657","491:4910005914","491:4910005555","491:4910005800","491:4910005700","491:4910005558","491:4910005609","491:4910005942","491:4910005660","491:4910005870","491:4910005566","491:4910005401","491:4910005906"],"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":[0.5910989971703359,0.5818359240715489,0.5762584317366305,0.3600149554578044,0.3347122728872747,0.3277414312877393,0.2935603920288142,0.2888694337724726,0.2679982308513163,0.25013055875363266,0.24457929554872246,0.2357104949038298,0.23288905538854027,0.22912344086706407,0.2269848273872766,0.2142648891143132,0.20974257842749888,0.20026080899705742,0.1962628050012491,0.19509714824908905,0.18913360305066076,0.18648627459207676,0.1857510174432755,0.18256532325491834,0.1807393485193585],"twin_dists":[0.1331795291193682,0.13516518888516263,0.1363619098499846,0.1856441844955007,0.19215140003666586,0.19399008335006138,0.203341469593783,0.20467333125804862,0.21076311744647916,0.21621448028060297,0.21795831197268056,0.22079815970563976,0.22171618459452655,0.22295287935891864,0.22366122102829586,0.22796892320392348,0.22954185435375776,0.23291639403621253,0.2343722263807848,0.23480054846304355,0.23702016500253786,0.23802118492656982,0.23830097148141363,0.23952230508952768,0.24022914136442558],"n_dims_used":45,"mean_confidence":0.8854029337565105},"coverage":{"mean_confidence":0.8854029337565105,"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}}