{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004976},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790004103","489:4890005337","479:4790003750","479:4790002735","479:4790003844","479:4790003414","489:4890004338","489:4890005355","479:4790003243","489:4890004975","479:4790002651","489:4890004230","479:4790002236","489:4890005282","489:4890004330","489:4890003624","479:4790003332","472:4720004507","479:4790002317","479:4790003756","489:4890004233","479:4790003410","489:4890003625","479:4790002562","479:4790003589"],"twin_admin_codes":[479,489,479,479,479,479,489,489,479,489,479,489,479,489,489,489,479,472,479,479,489,479,489,479,479],"twin_sims":[0.9045315904858309,0.8997796434439084,0.8670280643090252,0.805415249459281,0.7722474829229434,0.7657684794593971,0.7630827045765957,0.7621339925528998,0.7528494137883648,0.751955668611106,0.7349230851501457,0.7321454035749008,0.7225313849341086,0.7220646147056915,0.721426604108823,0.7211307045448022,0.7128996876004047,0.707048686807436,0.7070185296096767,0.7052514204673156,0.7036337428054855,0.7030292328631162,0.699692982283569,0.699670285684659,0.6975659136474874],"twin_dists":[0.05817972575337922,0.05968729243192481,0.0693787355373085,0.08544069247622801,0.09337428424808555,0.09488402875872211,0.09550656842472678,0.09572602504086514,0.0978619649919846,0.09806648871306854,0.10193110937163445,0.10255581401050193,0.10470726036640154,0.10481131032605213,0.10495347407829429,0.10501938475615813,0.10684725354534731,0.10814041926989024,0.10814707195872401,0.10853667937921539,0.10889297091064092,0.10902602432199934,0.10975948516806071,0.10976447006378208,0.11022637870844089],"n_dims_used":45,"mean_confidence":0.9204755995008681},"coverage":{"mean_confidence":0.9204755995008681,"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}}