{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000928},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000138","494:4940000045","494:4940000351","494:4940000355","494:4940000929","494:4940000920","494:4940000583","494:4940000919","494:4940000978","494:4940001044","494:4940000585","494:4940000306","494:4940000299","494:4940005074","470:4700006070","494:4940001232","494:4940000930","494:4940001217","470:4700006222","494:4940000821","466:4660004797","494:4940000410","470:4700004028","494:4940000044","494:4940000983"],"twin_admin_codes":[494,494,494,494,494,494,494,494,494,494,494,494,494,494,470,494,494,494,470,494,466,494,470,494,494],"twin_sims":[0.4883110421437057,0.4546827579647867,0.4302246967297777,0.41074590268409533,0.40514400480630647,0.38100498310468767,0.35824485085342084,0.31548451104717756,0.29511065748696036,0.2912960208160559,0.2793622553006721,0.25482432114980796,0.2433222077923945,0.24187470230386368,0.2387042806198474,0.23407652523031008,0.2296784751721408,0.22385586462174914,0.22211605930371386,0.21852880958287307,0.21679161973934555,0.2122012629329934,0.2088548475205683,0.20733410848273673,0.20350986051055045],"twin_dists":[0.15550295942218015,0.16305899254699152,0.16868167770085865,0.17325280919247057,0.17458461782245424,0.1804220589187278,0.18609147708635412,0.19727637006747736,0.20290409510525886,0.20398277951233487,0.20741292571393855,0.21475922916029336,0.21835673267492298,0.21881715561142429,0.2198318822432392,0.22132892838752058,0.22276975850414082,0.22470560085831098,0.2252905178722185,0.2265062755669015,0.22709984198037314,0.22868386620665496,0.22985331752062088,0.2303889750760808,0.23174797259681557],"n_dims_used":45,"mean_confidence":0.9164488898383246},"coverage":{"mean_confidence":0.9164488898383246,"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}}