{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010570},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009539","490:4900010985","490:4900009728","490:4900010821","490:4900009436","490:4900011074","490:4900008122","490:4900011152","490:4900008788","490:4900009640","490:4900010414","490:4900009523","490:4900011567","490:4900010316","490:4900010739","490:4900010489","490:4900011373","490:4900011956","490:4900009538","490:4900011306","490:4900010823","490:4900008669","490:4900010319","490:4900007902","490:4900011650"],"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":[0.12614287742365907,0.07560920771815306,0.05609239177659877,0.05606033967218582,0.052336704289148765,0.042136950878942016,0.04154229131610555,0.04031533334346511,0.03512024655581315,0.03252888559824723,0.029794159732120625,0.02905631939469589,0.027306888539629294,0.026331500310694696,0.02593555735138748,0.02482301738964358,0.023799227652341805,0.02364734643754936,0.021213701165243022,0.021083031886048688,0.02103147474721765,0.021018259339429916,0.02051318927570282,0.020072384054254863,0.018810695280920067],"twin_dists":[0.2642771942857716,0.2951425774973331,0.31173962831489965,0.3117705533954363,0.31546710002103023,0.3268520663916054,0.3275847187647752,0.3291247781324671,0.3361204669287808,0.3399451641608185,0.34427484629259675,0.34550125348737365,0.3485196461517189,0.3502755770421722,0.3510044118693614,0.35310501151775603,0.35511124627436086,0.35541521444765617,0.36053251359798655,0.36082146666192394,0.3609359055851321,0.3609652785143444,0.362100096154694,0.3631105945047471,0.3661138380386787],"n_dims_used":45,"mean_confidence":0.8852785746256511},"coverage":{"mean_confidence":0.8852785746256511,"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}}