{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004663","489:4890004273","489:4890004268","479:4790001547","479:4790001975","489:4890004706","470:4700006003","489:4890004607","479:4790003074","479:4790001626","489:4890004889","470:4700005999","479:4790004036","489:4890004657","489:4890004333","496:4960001230","496:4960001558","489:4890004521","489:4890005211","479:4790002481","489:4890005299","470:4700006931","479:4790003496","489:4890004802","489:4890003621"],"twin_admin_codes":[489,489,489,479,479,489,470,489,479,479,489,470,479,489,489,496,496,489,489,479,489,470,479,489,489],"twin_sims":[0.5464520942414096,0.5382529747650152,0.5312409486424078,0.5269740103626527,0.48750030036804115,0.48445086371626245,0.4537004060520577,0.452632871556393,0.4448659837940736,0.4338788100865601,0.4140509308628751,0.4031082959361551,0.40213870794770407,0.4001261413301091,0.39479583876653895,0.3873782568725293,0.3870143894401677,0.38648382496169137,0.3853392092733627,0.3824193505116682,0.3800389302398526,0.3764723141627459,0.37395427459385616,0.3663573925556139,0.3661570262885901],"twin_dists":[0.1427802847434913,0.1445552187453557,0.14607728977599083,0.14700553374230516,0.15568309701063346,0.15636146860864353,0.16328257281849007,0.163525742137186,0.16530141913192237,0.16783382297173433,0.1724708048847897,0.17507061895837076,0.17530248398311632,0.17578457193414634,0.17706675428496713,0.17886443919736097,0.17895303805698956,0.17908229703464312,0.17936144146201138,0.1800753202240615,0.18065924766929184,0.1815374758311608,0.1821599529895839,0.1840506104384043,0.18410073951749306],"n_dims_used":45,"mean_confidence":0.9170682271321614},"coverage":{"mean_confidence":0.9170682271321614,"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}}