{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003153},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003231","489:4890001905","489:4890003373","489:4890001989","489:4890003234","489:4890001655","489:4890003562","489:4890003565","489:4890001907","489:4890002074","489:4890001992","489:4890002556","489:4890003493","489:4890003301","489:4890001988","489:4890002555","489:4890001904","489:4890001656","489:4890003429","489:4890003430","489:4890002487","489:4890002747","489:4890001990","489:4890002718","489:4890003067"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8840304763243328,0.8801088476971058,0.8749107169377258,0.8717658403632601,0.8165480405321531,0.8062015272958539,0.7993044733240341,0.798894901527187,0.7666326711470861,0.7656763114346551,0.7560306957736517,0.7537704407441761,0.7483193886120932,0.7463173627630953,0.7458319524301563,0.7399962929803473,0.7397461589212307,0.7372134392615778,0.7321015033664315,0.7295739292122837,0.7280316956676374,0.7266341137811219,0.7253249533272431,0.7246759993456173,0.7239371642357783],"twin_dists":[0.06448467522808458,0.06563730890778008,0.06714233041678719,0.06804095083698389,0.0826862079588978,0.08524784337494333,0.0869312215861505,0.08703061389947461,0.09468331283652938,0.09490542386982594,0.09713245106926457,0.09765100465038966,0.09889674047582145,0.0993525991443481,0.09946299530907704,0.10078630120534225,0.10084286532473537,0.10141489875924146,0.10256567564243277,0.10313286733239364,0.10347838001663902,0.10379112218637172,0.10408376931721981,0.10422872592100982,0.10439367195824875],"n_dims_used":45,"mean_confidence":0.9140986972384982},"coverage":{"mean_confidence":0.9140986972384982,"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}}