{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008958","490:4900001388","490:4900009074","494:4940009008","494:4940007637","494:4940006397","494:4940006384","490:4900001792","494:4940003596","494:4940005209","494:4940004571","485:4850004003","487:4870003217","487:4870010330","494:4940008052","490:4900008086","494:4940008088","494:4940004214","490:4900012923","494:4940007618","490:4900007948","488:4880000262","479:4790001290","494:4940005206","480:4800003825"],"twin_admin_codes":[494,490,490,494,494,494,494,490,494,494,494,485,487,487,494,490,494,494,490,494,490,488,479,494,480],"twin_sims":[0.08346713360566028,0.05565843983488499,0.014520141011871322,0.014079744995353822,0.0035526265295732218,0.001005805138850669,0.0005395370149626968,0.0002484055991256608,0.00021389321469695492,0.00020288886116515356,0.00018861022149725288,0.00014943222651129213,0.00014514830376936112,0.0001337409066400485,0.00013330210706894384,0.00013026319264214424,0.00010003205980706186,0.00009604371521275321,0.00008514537291529735,0.0000824579845529975,0.00008062053995596155,0.00007675773409212315,0.00007278883839596894,0.00006948279435759135,0.00006528838108512368],"twin_dists":[0.28943672957427985,0.31215956741481204,0.37785301120669235,0.37922540967678864,0.436195335570333,0.482531068004245,0.5038326416664958,0.5291631607129756,0.533910010293608,0.5355760640120468,0.5378694462260072,0.5451223079997184,0.5460215857853559,0.5485442706996578,0.5486453148954265,0.5493538398703608,0.5574027749888011,0.5586326425524235,0.5622575555296279,0.5632188495245815,0.5638933408913257,0.5653601094658556,0.5669418696337195,0.5683231407754314,0.570168124174842],"n_dims_used":45,"mean_confidence":0.9102252536349826},"coverage":{"mean_confidence":0.9102252536349826,"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}}