{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003336},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003464","490:4900004165","490:4900001875","490:4900001704","490:4900002617","490:4900001567","490:4900002757","490:4900004426","490:4900003734","490:4900002614","490:4900002001","490:4900003076","490:4900004009","490:4900003478","490:4900003218","490:4900003199","490:4900002461","490:4900003201","490:4900001319","490:4900002763","490:4900001998","490:4900003208","490:4900001426","490:4900002459","490:4900004022"],"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":[0.7650135992877768,0.6696024329133803,0.6641549340207292,0.6390233615087008,0.6340707602214068,0.6302054771085369,0.619831380905145,0.6179335464356138,0.6088030647144427,0.5763940868524072,0.5709898419499561,0.570830684982258,0.5693080637200508,0.5572033862527251,0.5498086806655744,0.548739927330431,0.5318726692663992,0.5316608870125966,0.5286669429957139,0.5233916821937765,0.5220856165530366,0.5200518036114764,0.5153368460006402,0.5132746238473193,0.498085881317896],"twin_dists":[0.0950591942552857,0.11631870081728694,0.11749727314463296,0.12291016628835756,0.1239733069022032,0.12480247059794819,0.12702598681696292,0.12743253421228964,0.12938790214399792,0.13633279136606924,0.13749333712300246,0.13752753269283235,0.1378547273220145,0.14045971853057332,0.14205501562148923,0.14228586394396475,0.14593999799269133,0.1459860208155841,0.14663705498318355,0.14778611663465166,0.14807100602615866,0.14851496582446835,0.1495457797928574,0.14999735800085312,0.15333802430693053],"n_dims_used":45,"mean_confidence":0.9172413296169705},"coverage":{"mean_confidence":0.9172413296169705,"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}}