{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002467},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002465","480:4800002236","480:4800002375","480:4800002508","480:4800001987","480:4800001426","480:4800002281","480:4800002362","480:4800002411","480:4800002361","480:4800001930","480:4800002417","480:4800001238","480:4800002416","480:4800002094","480:4800002284","480:4800002509","480:4800002033","480:4800002360","480:4800001812","480:4800001868","480:4800002464","480:4800001872","480:4800001542","480:4800001977"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6481497987878118,0.37884206630722794,0.362210750490533,0.3598144818955055,0.31146670469907667,0.3089456359675396,0.3064351935223933,0.2537683965776648,0.23325682516395158,0.23170164783895417,0.2302155575711672,0.1973729718036511,0.17239213638647427,0.13270736399089503,0.13051818165580625,0.12892602862833727,0.12853053052675487,0.1282102145685793,0.12258513341042082,0.12097042872539258,0.11945812038755457,0.11821817706265261,0.1160468219991956,0.115890508533524,0.11544465354174219],"twin_dists":[0.12094842743113456,0.18095351049515396,0.18509087998063278,0.185694786144536,0.1983692250730235,0.19905907645942061,0.19974924028536206,0.21508511077089032,0.2215961097088111,0.22210471961167255,0.2225928383593921,0.2339659299888142,0.24352651033864192,0.2610192130971693,0.26209191151869377,0.2628806215738156,0.26307768097221673,0.26323761677485136,0.2660969160454961,0.2669360957911487,0.26772984846221887,0.26838639968661443,0.2695489545895275,0.2696332876587944,0.2698743129622534],"n_dims_used":42,"mean_confidence":0.9113812219528925},"coverage":{"mean_confidence":0.9113812219528925,"n_dims_used":42,"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}}