{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002022},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002778","490:4900001732","490:4900002016","490:4900001720","490:4900003072","490:4900002017","490:4900004150","490:4900001608","490:4900003477","490:4900002476","490:4900003338","490:4900001469","490:4900004161","490:4900002331","490:4900003878","490:4900001699","490:4900003471","490:4900004579","490:4900001468","490:4900003754","490:4900001596","490:4900003074","490:4900004305","490:4900001733","490:4900002171"],"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":[0.7557830913002126,0.6935775049140049,0.6100841223543638,0.6059221643892716,0.5985496671512108,0.5804382730064757,0.5651379106314147,0.558476691133725,0.5555778894477916,0.5553668792991329,0.5496371883208482,0.5459688917378144,0.5447290968891114,0.534154287319888,0.5307315468239114,0.5290871837050458,0.49428388809796947,0.48626755377068287,0.48555040997635474,0.48550952739378417,0.4850058149756596,0.4843678162188989,0.4717640778186294,0.4665133432734396,0.45340888338342883],"twin_dists":[0.09718931624963152,0.11110036121419348,0.129113586893067,0.13000478251995104,0.13158353025837602,0.1354649821310729,0.13875136313542066,0.1401853443809968,0.1408101161487483,0.1408556133366743,0.1420920525867464,0.1428847543022468,0.14315287479959274,0.1454444145494158,0.14618802292857883,0.14654562623223735,0.15417860423621574,0.1559571740920739,0.15611671485021836,0.1561258120538592,0.1562379176713595,0.1563799615636229,0.15919839128942148,0.1603798642662166,0.163348956649278],"n_dims_used":45,"mean_confidence":0.9177306281195746},"coverage":{"mean_confidence":0.9177306281195746,"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}}