{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000695},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000752","491:4910000366","491:4910000696","491:4910000629","491:4910000317","491:4910000820","491:4910000818","491:4910000108","491:4910000691","491:4910000692","491:4910000456","491:4910000626","491:4910000285","491:4910000755","491:4910000693","491:4910000630","491:4910000878","491:4910000943","491:4910000819","491:4910000817","491:4910000754","491:4910000567","491:4910000694","491:4910000688","491:4910000505"],"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":[0.6846646868920322,0.6667277123961243,0.6655768287854394,0.6184054877145053,0.5671896847527829,0.4486754928562015,0.4190088094268119,0.40407734356200226,0.39886520150039945,0.3931014320033876,0.381712944890416,0.370130928036075,0.3111033626909054,0.30493048040638415,0.29184705553069235,0.2820215158913324,0.2533039708313515,0.22091533439676728,0.19623900941296346,0.19416757680479352,0.18626163239458587,0.17704703969424618,0.16884124479096557,0.1652393296294093,0.1520360831368253],"twin_dists":[0.11304692994006336,0.11694093036717249,0.11718986032016303,0.12733144144824543,0.13831010829858964,0.16442903944859188,0.171302758542504,0.17483913359287612,0.1760871768188327,0.17747600346201092,0.18024842159992815,0.1831090697888089,0.1984684503253013,0.20016447620625283,0.20382644509339298,0.20664103639558104,0.21522871553488637,0.2256959836654669,0.23438095244160423,0.2351433953228424,0.23810658541387733,0.2416740404366081,0.2449638297303067,0.24644418016900063,0.25207948103764444],"n_dims_used":44,"mean_confidence":0.8889306675304066},"coverage":{"mean_confidence":0.8889306675304066,"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}}