{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001377","480:4800001730","480:4800001442","480:4800001613","480:4800001564","480:4800001618","480:4800001386","480:4800002222","480:4800001385","480:4800001615","480:4800001451","480:4800001553","480:4800001454","480:4800002112","480:4800001614","480:4800001955","480:4800001279","480:4800001612","480:4800001713","480:4800001334","480:4800002433","470:4700006071","470:4700006213","480:4800001889","480:4800002498"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,470,480,480],"twin_sims":[0.44406545943829184,0.3234547450676902,0.3127231325660444,0.2906507493147476,0.24890449416896973,0.23685278760995093,0.22562574128814233,0.2189081295670237,0.21889096686559986,0.21744059826312465,0.19457836191318456,0.18768713993547131,0.1873352100212848,0.1858588201577697,0.1811264248884232,0.18102990300130226,0.1714698111635534,0.17093074176160833,0.16906800752681303,0.1670081046393814,0.15575865977130304,0.1450632642041247,0.12706537878970475,0.12651795079187242,0.12631226609322274],"twin_dists":[0.1654851009964202,0.19513148502665473,0.19802661506209493,0.20416607361986353,0.21659747395900514,0.22042853228523035,0.22411367200476584,0.22637709068510395,0.22638293253503824,0.2268777249306588,0.23499174827687583,0.23756588191480685,0.2376991024044319,0.2382599008095097,0.2400788835190156,0.24011633073993058,0.243897790303901,0.24411545432990514,0.24487139624270365,0.24571435687375584,0.2504556348321372,0.2552015715631015,0.26381172427416066,0.2640876317902734,0.26419153221072883],"n_dims_used":43,"mean_confidence":0.9188012411428053},"coverage":{"mean_confidence":0.9188012411428053,"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}}