{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001952},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001236","491:4910002731","491:4910002473","491:4910002984","491:4910003028","491:4910002977","491:4910002525","491:4910003031","491:4910002101","491:4910001655","491:4910001428","491:4910001714","491:4910001360","491:4910002203","491:4910002287","491:4910001779","491:4910002424","491:4910002769","491:4910002235","491:4910003073","491:4910002782","491:4910001368","491:4910002375","491:4910002526","491:4910002817"],"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":[0.8975427744680662,0.5282515569539337,0.4501528011774363,0.44595250237872397,0.4313325864210001,0.4312946495608306,0.42439472456384875,0.42209466284685243,0.4172820631753504,0.4167951440041839,0.40892566432802696,0.4037925784784078,0.3977710114603673,0.3861156810464229,0.37923028547619864,0.36365480760453056,0.35315579836566474,0.34922509693202164,0.3350926418016412,0.32943818711273193,0.3178399876889209,0.2991054237040423,0.29124600468530787,0.28907794039046875,0.286558547611165],"twin_dists":[0.060386609037070015,0.14672744293582454,0.16409148800296475,0.16505231747641247,0.16842431013238654,0.16843311858804091,0.17004050575167898,0.17057872293990695,0.17170889370567724,0.1718235480717157,0.1736846717653622,0.17490713218383339,0.17635011812156914,0.17917203567097148,0.18085801307379654,0.1847279294456069,0.18738381441797577,0.1883886260614512,0.192051675143257,0.19354057491522902,0.19663934151765225,0.20178326042819683,0.20399697832073868,0.20461385945594388,0.2053341856409576],"n_dims_used":44,"mean_confidence":0.8959790143099698},"coverage":{"mean_confidence":0.8959790143099698,"n_dims_used":44,"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}}