{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011524","490:4900011250","490:4900011237","490:4900011710","490:4900011522","490:4900011511","490:4900012177","490:4900011905","490:4900010842","490:4900011642","490:4900011081","490:4900011176","490:4900011387","490:4900011637","490:4900011640","490:4900011701","490:4900011838","490:4900011301","490:4900011645","490:4900011978","490:4900012119","490:4900011454","490:4900012042","490:4900012182","490:4900011367"],"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":[0.3501744550493657,0.32502990621779926,0.3214498770963465,0.3117711795046159,0.2840677622312894,0.27685075965954353,0.2513845922661683,0.24387786354855603,0.21668085352772576,0.2041803088337592,0.1970525308012712,0.19616098966353884,0.19267212504753467,0.1874523569086936,0.18480578447540372,0.17973421279845309,0.17934579412746082,0.178933079174865,0.17743966939186834,0.17384427335950406,0.1717037826068424,0.1599335362094379,0.15927450748771801,0.15522872933632414,0.15168864280911615],"twin_dists":[0.18814540093402204,0.1947111026056235,0.19566820179495742,0.1982861268155467,0.20605007726926589,0.2081460359183756,0.21582398907736092,0.21818045995932528,0.22713779709905557,0.23150846368218372,0.23408304149805956,0.2344095681447289,0.23569735374883052,0.23765473783514818,0.23866180610957455,0.24062038825929066,0.24077199465114077,0.2409333396186293,0.24151938327506578,0.2429448253959024,0.24380347050548778,0.24866789325351085,0.2489478202153607,0.2506850512662452,0.2522325223372507],"n_dims_used":45,"mean_confidence":0.890787845187717},"coverage":{"mean_confidence":0.890787845187717,"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}}