{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004831},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004879","477:4770001736","489:4890004605","477:4770001456","489:4890004875","477:4770000633","472:4720003566","489:4890004822","472:4720006897","477:4770000682","489:4890004828","477:4770001570","477:4770003444","467:4670000210","489:4890004735","477:4770001684","496:4960001201","472:4720006338","472:4720008169","489:4890004039","468:4680009816","477:4770000585","477:4770000735","489:4890005042","477:4770001569"],"twin_admin_codes":[489,477,489,477,489,477,472,489,472,477,489,477,477,467,489,477,496,472,472,489,468,477,477,489,477],"twin_sims":[0.5041630346653851,0.436128470997074,0.41691284960500635,0.41359486512327776,0.4104666592624327,0.274658190474223,0.26961981788033595,0.2614883857549123,0.24834265103415598,0.23054180579728623,0.2271609318442843,0.22424413409501634,0.22080355847479863,0.21104348509164705,0.20749285905415848,0.20261033577231688,0.1998341655200377,0.19934220450383344,0.19883691833869724,0.19800726185366202,0.1975863794656322,0.19569637469631193,0.19325167469091842,0.1923886959589163,0.19215397294825545],"twin_dists":[0.1519981646042676,0.16731326707123345,0.17179582679640398,0.17257855293977245,0.17331900672859193,0.2087893779527442,0.2102797815229367,0.21272199409088016,0.21677338412750222,0.22248550192339045,0.22360272600776163,0.22457547968654282,0.2257338035123684,0.22908704179957443,0.23033293262047513,0.23207016788690693,0.23307078998099787,0.23324910577989014,0.23343256776647067,0.2337345034134004,0.23388800889457748,0.2345801409362427,0.2354823180594751,0.23580268108986835,0.23588999023574453],"n_dims_used":45,"mean_confidence":0.9213901095920138},"coverage":{"mean_confidence":0.9213901095920138,"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}}