{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002095},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002349","487:4870002008","487:4870002429","487:4870002848","487:4870002256","487:4870002255","487:4870002984","487:4870004101","487:4870002351","487:4870002265","487:4870002009","487:4870002977","487:4870002986","487:4870002863","487:4870001831","487:4870002989","487:4870002348","487:4870003959","487:4870003119","487:4870002013","487:4870003244","487:4870002273","487:4870001174","487:4870002271","487:4870003957"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.46697214301967166,0.434818316313429,0.3861955508404726,0.37968853942098635,0.3709267236535024,0.3135505463368601,0.3095454397050232,0.30545400744931334,0.30328086792909464,0.29068294360572133,0.2893256376390882,0.2778126723325528,0.26362763611664425,0.25829431562841004,0.243360419625945,0.23635262412982364,0.22670153669099655,0.22449001696457038,0.21435704493476065,0.21297145156638056,0.21179529776068803,0.2051470775839759,0.1988679464615399,0.1927585698024931,0.19171612350241066],"twin_dists":[0.16027644926956142,0.16761629696895924,0.1791525631905691,0.18074534881511495,0.18291112122533199,0.19780141942536592,0.19889465785202798,0.2000198712014065,0.20062106381176578,0.20415692285881998,0.20454324268941734,0.2078647748550709,0.21207494825157694,0.2136942978971778,0.21834460227279118,0.22059023341391226,0.2237553822813063,0.2244931542286287,0.22793710462830344,0.2284164865746589,0.22882506620186718,0.2311640450820109,0.23342129264241554,0.2356652508008107,0.23605305450344266],"n_dims_used":43,"mean_confidence":0.9096390480218932},"coverage":{"mean_confidence":0.9096390480218932,"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}}