{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000141","497:4970001478","497:4970001630","497:4970001555","497:4970001716","497:4970001807","497:4970001146","497:4970001477","497:4970001406","497:4970000522","497:4970001632","497:4970001631","497:4970000412","491:4910005279","497:4970000966","497:4970001722","497:4970001147","497:4970000348","497:4970000968","497:4970001053","491:4910005530","497:4970001553","497:4970000459","497:4970001398","497:4970001636"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,491,497,497,497,497,497,497,491,497,497,497,497],"twin_sims":[0.1416486324937762,0.08749425581918265,0.0839071190098164,0.08055894648009063,0.060813632521544175,0.05063522423467131,0.04020131064435052,0.025750721446146974,0.019989010741309942,0.01899904920168432,0.015095739091018497,0.01424182368895671,0.01029415360375571,0.006226437280838805,0.005150377031228053,0.0034654729103122182,0.0029971006335460016,0.002767873102165997,0.0027478534497874813,0.0024853725720795977,0.0019593759664046687,0.0018985789347390801,0.001756470441692271,0.0013677553305718555,0.001310837776111621],"twin_dists":[0.2567711374901343,0.28667757429858465,0.28913017717897427,0.2914961106170109,0.3073359096595645,0.3172293189156481,0.32926989814788815,0.3513479425780192,0.3633038913685353,0.36565452521680003,0.376113589198972,0.37871597861150935,0.39290753109540366,0.4139290000622257,0.4215896842567657,0.43715475288324007,0.4427219126993565,0.44574301806088273,0.4460176272672237,0.449798409024347,0.458629064808609,0.4597868539321791,0.4626321352542681,0.4716638124057196,0.47318139341074794],"n_dims_used":45,"mean_confidence":0.889351569281684},"coverage":{"mean_confidence":0.889351569281684,"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}}