{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":484,"cluster_id":4840001002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000011081","484:4840000392","484:4840000554","484:4840000938","500:5000011285","484:4840001462","484:4840001226","500:5000011287","484:4840000121","498:4980001388","484:4840000302","498:4980000801","484:4840000898","498:4980000802","500:5000009747","500:5000009745","484:4840002270","498:4980001676","484:4840000254","498:4980002193","500:5000008361","484:4840000102","498:4980000500","500:5000010744","484:4840001065"],"twin_admin_codes":[500,484,484,484,500,484,484,500,484,498,484,498,484,498,500,500,484,498,484,498,500,484,498,500,484],"twin_sims":[0.6532914497651024,0.62118698727819,0.5892948311706889,0.5870751121107719,0.5483413458515791,0.5386277469318522,0.5272236306530982,0.4595218422457944,0.4555598440537048,0.44136250248553394,0.44090266907332704,0.4306876853396505,0.4306450971671456,0.4306430760576074,0.4293949893967018,0.41800713858371696,0.41517924402860057,0.4139731173642364,0.41010121164477753,0.4044454400436415,0.4025972122236561,0.4007365867602233,0.3928675231917843,0.3860021093234722,0.3846043474203879],"twin_dists":[0.11984142189301067,0.12673555951745988,0.13356612767651335,0.1340418606100477,0.14237197578331323,0.14447397953183969,0.14695118592041057,0.16196018270782495,0.162859519668935,0.16610624420671818,0.16621206106126665,0.16857409072710236,0.16858398518818923,0.16858445476012696,0.1688745990126513,0.17153826694414367,0.1722044550705267,0.1724891851151694,0.1734056697023863,0.17475126824819218,0.17519280698721887,0.17563823074006638,0.17753256354696292,0.17919972806852966,0.17954086457246926],"n_dims_used":42,"mean_confidence":0.9328255426316034},"coverage":{"mean_confidence":0.9328255426316034,"n_dims_used":42,"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}}