{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003700","490:4900003310","490:4900002749","490:4900004128","490:4900003444","490:4900003036","490:4900003844","490:4900003184","490:4900001832","490:4900004420","490:4900003994","490:4900001680","490:4900003720","490:4900001142","490:4900003987","490:4900001976","490:4900004275","490:4900004971","490:4900002139","490:4900002600","490:4900003584","490:4900006878","490:4900001973","490:4900007370","490:4900007623"],"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":[0.7783688715739476,0.7714272210656047,0.6971658118938845,0.6788729361721095,0.6568539512415414,0.6303595919122256,0.5950050379404878,0.5634170277807373,0.5631076741137749,0.5456726734754404,0.5335002970088508,0.5236608855820428,0.5210652003869211,0.4973861021937323,0.48900645043612123,0.48809291594031107,0.4809210319699515,0.4629656676154429,0.4522581239263555,0.4459509018863087,0.4455742811490328,0.4429272861444719,0.43776194596876145,0.4374051134123203,0.4331323259023231],"twin_dists":[0.09193696330508351,0.09356606340630186,0.1103141392067322,0.11430744983984693,0.11907352840730417,0.12476941910303323,0.13234272788687834,0.13912160908395932,0.1391881814142616,0.1429488053506752,0.14558642139359515,0.14772741605970124,0.14829370158968794,0.153492599925168,0.1553485196999956,0.15555141565927255,0.1571483654540729,0.1611807145095285,0.16361115451399108,0.16505268424436226,0.1651390043943062,0.16574647627727004,0.16693596144309622,0.1670183362063576,0.1680067928614094],"n_dims_used":45,"mean_confidence":0.9192802429199218},"coverage":{"mean_confidence":0.9192802429199218,"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}}