{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000197","490:4900000705","480:4800004187","490:4900000905","480:4800005143","480:4800004887","480:4800004272","494:4940008745","490:4900001189","480:4800004190","480:4800004875","490:4900003903","494:4940008530","480:4800005562","496:4960007301","490:4900005779","490:4900000485","490:4900001172","478:4780007482","480:4800004520","480:4800004971","490:4900001171","480:4800004524","493:4930000384","490:4900000387"],"twin_admin_codes":[490,490,480,490,480,480,480,494,490,480,480,490,494,480,496,490,490,490,478,480,480,490,480,493,490],"twin_sims":[0.24133221839357918,0.15963544482805314,0.1553560759976336,0.13864407497474718,0.13863066379916408,0.13854991798565156,0.11443035861354388,0.10565529005062149,0.09515502841669775,0.09181847516992599,0.07848542595348192,0.07789264797268668,0.07436912829061881,0.07413440859116695,0.06991291994697754,0.06141195985945743,0.059275865104255455,0.05661321361623716,0.05593490850759055,0.05444911315297036,0.05078632145660557,0.04918333131116261,0.04787180242603096,0.04782197736947064,0.04688723657688166],"twin_dists":[0.21899016854076553,0.2487944054625057,0.25062986837686285,0.2581756663762935,0.2581819863258176,0.25822004704274876,0.2704253088114343,0.2753567911561611,0.2816958073114096,0.2838250401920145,0.293001122275602,0.29343723985703124,0.2960861668081188,0.2962661950597957,0.2995855543273565,0.30679810483184267,0.30873834867925665,0.3112391546956653,0.31189171478721683,0.31334430364459226,0.3170708516985642,0.3187724516946161,0.32019941147929476,0.32025426242159716,0.3212922510609197],"n_dims_used":45,"mean_confidence":0.9151377360026042},"coverage":{"mean_confidence":0.9151377360026042,"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}}