{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002881},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002745","490:4900003711","490:4900003581","490:4900002885","490:4900002735","490:4900005755","490:4900002894","490:4900002443","490:4900002445","490:4900002599","490:4900004409","490:4900004693","490:4900012848","490:4900004003","490:4900001829","490:4900003853","490:4900012636","490:4900004952","490:4900002744","490:4900003854","490:4900012716","490:4900002136","490:4900012779","490:4900004538","490:4900003044"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6166715868800245,0.4955739775840237,0.4325782079953909,0.4172123960829365,0.414233314965839,0.3780068305929686,0.35409370946987484,0.34294793648775773,0.34054309478330014,0.33990882554039326,0.3395928090737051,0.31138660927531053,0.3092558765221111,0.3059568092300665,0.3057990671880611,0.2935595167568673,0.28314152946240667,0.28292049566322397,0.2732799083050438,0.27233314878162185,0.269850276195497,0.26975139061487846,0.2664200809004243,0.2590742007961578,0.2576522604944952],"twin_dists":[0.12770283948454964,0.15389317200375588,0.16813526660210654,0.17172529463232503,0.17242773002013606,0.18115912987678856,0.18714491679829812,0.1900056764576626,0.19062934581305457,0.19079422904252574,0.19087644159538317,0.19839109268608046,0.19897401025599987,0.19988112567654295,0.19992463957055362,0.20334171691858371,0.20631725522419944,0.20638109180891107,0.20919540481573892,0.20947503931072708,0.2102112364891439,0.2102406435130833,0.21123525126453443,0.2134561987934046,0.21389065792248738],"n_dims_used":45,"mean_confidence":0.9183336046006945},"coverage":{"mean_confidence":0.9183336046006945,"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}}