{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000834},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000835","480:4800001028","480:4800000872","480:4800000827","480:4800000393","480:4800000392","480:4800000789","480:4800000788","480:4800000786","480:4800000880","480:4800000747","480:4800000870","480:4800000787","480:4800000871","480:4800001029","480:4800000881","480:4800000790","480:4800000303","480:4800001143","480:4800001074","494:4940000670","480:4800000879","480:4800006486","492:4920003186","480:4800001073"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,492,480],"twin_sims":[0.6801733042686382,0.610788149626926,0.6044640181739691,0.5221990329091912,0.5054005723817308,0.5054004607601649,0.48808814585565696,0.44484500747557815,0.42971242513327906,0.4244410769843379,0.4221345174887694,0.412232160713714,0.3854557357824905,0.37220127998872776,0.36906433049684323,0.3585719285111391,0.3407910070178261,0.3320556287383115,0.3273109920158224,0.30279062219549485,0.3016515383682043,0.29893668873611157,0.28790716445566295,0.28702565000753466,0.28456935998770233],"twin_dists":[0.11402471925852087,0.12896282948398902,0.13031701241371657,0.14804626026881476,0.1517258609240688,0.15172588547683769,0.15555247539591002,0.1653062305721866,0.16880077176661978,0.17002967177578623,0.1705693864578411,0.17290080710627273,0.1793330054354004,0.1825945223038385,0.18337471049818344,0.18600874185143712,0.1905649438434212,0.19284964333534144,0.19410432019407953,0.20075703411795331,0.20107345580909944,0.2018304249176983,0.2049481297790376,0.2052003496250024,0.20590560726911303],"n_dims_used":42,"mean_confidence":0.911972409202939},"coverage":{"mean_confidence":0.911972409202939,"n_dims_used":42,"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}}