{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003696},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011442","487:4870011563","466:4660014087","487:4870011456","487:4870011912","494:4940008111","487:4870011806","494:4940007906","487:4870012041","490:4900001040","490:4900004291","487:4870012818","490:4900000557","487:4870012947","490:4900002792","487:4870011470","487:4870010326","466:4660006046","474:4740004439","496:4960007419","487:4870010457","490:4900001856","487:4870011689","487:4870011702","466:4660003925"],"twin_admin_codes":[487,487,466,487,487,494,487,494,487,490,490,487,490,487,490,487,487,466,474,496,487,490,487,487,466],"twin_sims":[0.4216295974769786,0.2229140611771624,0.21609049871239572,0.19005777375630695,0.17451484292322908,0.1617213979784255,0.16003591603403014,0.14404394251233246,0.1422686301310304,0.14093347304966783,0.1400815498390912,0.13437274290297502,0.13404627493625537,0.13111775044879145,0.1287531916943227,0.12577099928698046,0.12566451772808485,0.12058945422111178,0.11829637442052585,0.11805434983840833,0.11642856403849738,0.11263244511435347,0.11035017793913333,0.10809777730568645,0.10327369323992273],"twin_dists":[0.17068769812982737,0.22502185430619745,0.22734030855333492,0.2366730246115215,0.24267738541316583,0.24791268601280492,0.24862448205649396,0.25566721390427716,0.25648407712112126,0.2571034217082646,0.25750089367461443,0.26021206288582965,0.2603696955599739,0.26179678308752274,0.26296668234888876,0.2644655644521214,0.26451957915732505,0.2671353372886234,0.26834483877733883,0.2684735400971784,0.26934336596031266,0.27141129587300156,0.27268054274628817,0.2739532375345253,0.2767498615552285],"n_dims_used":43,"mean_confidence":0.9125460247660793},"coverage":{"mean_confidence":0.9125460247660793,"n_dims_used":43,"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}}