{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001215","489:4890001484","489:4890001274","489:4890001486","489:4890001214","489:4890001339","489:4890001566","489:4890000798","489:4890001149","489:4890000910","489:4890001156","489:4890000969","489:4890001275","489:4890001563","470:4700006606","489:4890000967","489:4890001151","489:4890000731","489:4890001272","489:4890000966","489:4890000909","489:4890000789","489:4890001278","489:4890001028","489:4890001277"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9556486511768781,0.9317763732135982,0.9256845802124318,0.9188417350939259,0.9126062850253387,0.905762227706297,0.9023955123164207,0.8939930667871899,0.8822396517419688,0.8810711352103294,0.8712103099892491,0.8694433075944094,0.8578567548053511,0.8569489440145165,0.8462799537786247,0.8431975903021246,0.8427799176144243,0.8364596244888038,0.8347927986028146,0.8254083833178479,0.8165124803403947,0.8151498614003292,0.8107997941249392,0.8085321228965784,0.8068971349879465],"twin_dists":[0.03912002083501713,0.04882397634047914,0.051039757599616105,0.0534355429310499,0.05554339438544349,0.05778420817648845,0.058861195630163246,0.06148353675455066,0.06501292829139603,0.0653558855741726,0.06819879199112495,0.06869909816125545,0.0719176724215262,0.07216557136136043,0.0750366773181591,0.07585247333002142,0.07596257076039643,0.077616068054904,0.0780483495679901,0.0804544943153818,0.08269509143826828,0.08303506908581759,0.08411498780738891,0.08467475331544773,0.08507702558768661],"n_dims_used":44,"mean_confidence":0.9136914339932528},"coverage":{"mean_confidence":0.9136914339932528,"n_dims_used":44,"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}}