{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006446","480:4800006444","494:4940000448","480:4800006443","494:4940000287","480:4800006442","494:4940000621","494:4940000623","494:4940000969","494:4940000447","494:4940000791","494:4940001728","494:4940000241","494:4940001726","494:4940000506","494:4940003730","480:4800006463","494:4940000911","494:4940003731","494:4940001827","492:4920002852","493:4930005167","494:4940002475","480:4800006461","494:4940000681"],"twin_admin_codes":[480,480,494,480,494,480,494,494,494,494,494,494,494,494,494,494,480,494,494,494,492,493,494,480,494],"twin_sims":[0.792691205987688,0.748242706307811,0.6425222295457751,0.5497522492257253,0.5366417212731958,0.5056135912324418,0.4690709630553086,0.43272452560813646,0.41709386896457074,0.4064960487811892,0.39291299214704906,0.3828199016535186,0.3699201645040379,0.35197145198311036,0.3280199029638272,0.32407609684718264,0.31236118783194766,0.30373655286014034,0.29010357512422347,0.28152543502575667,0.27776806933704673,0.27682370449359034,0.27622946434359974,0.2576913283751002,0.25610488472100756],"twin_dists":[0.08852859592263342,0.09891421710825474,0.12215851839442507,0.14206720283215957,0.1449046145234355,0.15167900700285106,0.15980381101238766,0.16810133602628624,0.1717532008100483,0.17426243649136725,0.17752156774691813,0.17997723523203948,0.18316153113108208,0.1876859537544288,0.19391622219525184,0.19496552164064962,0.1981252315892933,0.20049479344378673,0.20432169236526132,0.2067846953376101,0.2078778035232316,0.20815395540428205,0.20832801851804744,0.21387870095672154,0.21436516602985037],"n_dims_used":42,"mean_confidence":0.9125034695579892},"coverage":{"mean_confidence":0.9125034695579892,"n_dims_used":42,"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}}