{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005815},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006548","490:4900007038","490:4900007059","490:4900006207","490:4900007169","490:4900005683","490:4900006442","490:4900006321","491:4910002113","490:4900006081","490:4900005287","490:4900003781","490:4900007303","490:4900005020","490:4900004744","490:4900004468","490:4900005423","490:4900003924","490:4900005155","490:4900004334","490:4900004337","490:4900003774","490:4900005551","490:4900004889","490:4900004477"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2885441782127725,0.26596277979808436,0.2576974181486378,0.23704453176177023,0.23650449742674956,0.2302092274725074,0.2159539522415229,0.20644590183058462,0.19042505887019479,0.18846987094444934,0.18551615701644858,0.1819990287665236,0.18118679970933338,0.1698577381051154,0.16918934991485118,0.1667548046503563,0.15965208686152713,0.15782856489493272,0.1512132645850472,0.14375927329432112,0.1361508538168367,0.13365218918945854,0.13341990666035464,0.13320247166925392,0.132247097281256],"twin_dists":[0.20476615428310366,0.21137238636577904,0.21387683724707277,0.22036660118564635,0.22054110969145443,0.22259492196852734,0.2273872016072891,0.2307030731211448,0.2365353912810467,0.23727021143515217,0.2383905066480941,0.23974098153500456,0.2400554673104037,0.24455017833149456,0.2448219710050184,0.2458185291816624,0.2487873379322186,0.249564962062542,0.25244233594239923,0.2557976917721934,0.2593585244656687,0.2605603616360921,0.26067294226427196,0.260778460319139,0.2612436309065461],"n_dims_used":45,"mean_confidence":0.8976388719346788},"coverage":{"mean_confidence":0.8976388719346788,"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}}