{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000617},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000623","496:4960009181","490:4900000145","490:4900001093","490:4900000215","496:4960009080","490:4900002193","490:4900001326","490:4900000126","496:4960009282","490:4900001453","490:4900000284","490:4900004323","496:4960008680","496:4960008876","490:4900000517","490:4900001729","496:4960008874","496:4960006103","490:4900000619","490:4900000187","496:4960008027","496:4960008585","490:4900000946","496:4960008868"],"twin_admin_codes":[490,496,490,490,490,496,490,490,490,496,490,490,490,496,496,490,490,496,496,490,490,496,496,490,496],"twin_sims":[0.7531291153709982,0.7042464716440767,0.6119207501245931,0.6052308303737822,0.5756210291429313,0.5656001023455577,0.556339603056359,0.5485590759808073,0.49215205810246887,0.48907171428095825,0.474583981981858,0.47275309431218143,0.46475685404985484,0.4477185045752147,0.44371100990725887,0.42951129676593386,0.41442527543043406,0.40802926222805647,0.405998625481863,0.4052119251731482,0.40491788701057424,0.40453475243806725,0.39760571067274436,0.39687723508070494,0.3956096702813129],"twin_dists":[0.09779792046281438,0.10875805921535488,0.12872029387716716,0.13015281606313892,0.13649873742019197,0.1386519471477334,0.1406458998090274,0.14232493481404218,0.15465074714271423,0.15533402898159254,0.15856570620710364,0.15897634893679805,0.16077610761131617,0.164647925479043,0.16556647071778624,0.16884754637609276,0.1723824023050199,0.17389765966710935,0.1743809129197836,0.17456842151299684,0.17463854667660367,0.17472995460538482,0.17638986976063792,0.1765651443165276,0.17687047876773332],"n_dims_used":45,"mean_confidence":0.9163157145182291},"coverage":{"mean_confidence":0.9163157145182291,"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}}