{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001531},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002114","490:4900010969","490:4900010379","490:4900010112","490:4900011879","490:4900010204","490:4900002713","490:4900010386","490:4900002554","490:4900001527","494:4940008823","490:4900002553","490:4900002251","490:4900008968","490:4900002108","490:4900008741","494:4940008897","490:4900004102","490:4900001397","494:4940008632","490:4900010198","490:4900010350","490:4900008089","490:4900002552","490:4900010471"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,494,490,490,494,490,490,490,490,490],"twin_sims":[0.2778756318003832,0.25407114507821804,0.25191133612991756,0.24561304062695444,0.15975338680636983,0.15973130132778704,0.157264862690572,0.14202698726378507,0.14101651117026795,0.12921605186166282,0.11705920796197013,0.11692680996502729,0.11580003886826853,0.09679188623977286,0.09318997458811813,0.08974427732905195,0.08969828525158774,0.08922099611707114,0.08571769009587202,0.08365576396591208,0.08212078873356955,0.08072675779934921,0.07837782031942564,0.07554217478349383,0.06577552571827117],"twin_dists":[0.2078463863767106,0.2149915880121212,0.21566033799393308,0.21763166594115135,0.2487443294789362,0.24875370451790108,0.24980667208911472,0.25659584746353126,0.25706477540815614,0.2627364059129274,0.26900486061781625,0.2690758105274225,0.26968213709232003,0.2806726861848679,0.2829425402150867,0.2851797120357873,0.28521002954731456,0.28552538351232437,0.2878820311921267,0.2893051469337759,0.2903828622284833,0.2913756735461292,0.29308009257100753,0.2951932631064715,0.3030006837073881],"n_dims_used":45,"mean_confidence":0.9182303534613715},"coverage":{"mean_confidence":0.9182303534613715,"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}}