{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009140},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009144","490:4900008590","490:4900008811","490:4900009353","490:4900009356","490:4900008923","490:4900008910","490:4900008585","490:4900009147","490:4900009250","490:4900009019","490:4900009555","490:4900008255","490:4900008695","490:4900009018","490:4900009129","490:4900009459","490:4900009456","490:4900009648","490:4900008815","490:4900009130","490:4900009035","490:4900008920","490:4900009023","490:4900007798"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.07547335101145884,0.02111977451872126,0.01909675786713285,0.01871502891730227,0.01502296693940529,0.009650632041799683,0.005465612598506212,0.005214707531946462,0.003953989106530604,0.0033610494269378545,0.0014701272993358314,0.0013424420359810295,0.0011881234011469042,0.0007469963633674469,0.0006307777592836008,0.0005609401079739428,0.0005345062878591318,0.0004491532811233645,0.0004201794955870177,0.00040728412039491496,0.000400674706496507,0.00035506253926389565,0.000263542062174037,0.00022830893476776334,0.00009950481660106966],"twin_dists":[0.29524534057215873,0.36074005935941705,0.3654178219881719,0.36634866794772497,0.37633024152145117,0.3956690518470148,0.41920616014409756,0.4210927563374248,0.43203642981736934,0.438333687730774,0.4690755190684954,0.47233138466668384,0.47667228497293024,0.4928202119658055,0.498574504737893,0.5025285621136126,0.5041461639596583,0.5099338239389322,0.512134761457497,0.5131603638593445,0.5136978665002172,0.517650987786635,0.5272743461996594,0.5318454883066692,0.5575626700719295],"n_dims_used":45,"mean_confidence":0.8796376546223958},"coverage":{"mean_confidence":0.8796376546223958,"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}}