{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002265},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002205","480:4800002254","480:4800002295","480:4800002346","480:4800002438","480:4800002207","480:4800002214","480:4800002210","480:4800001781","480:4800002351","480:4800001896","480:4800002439","480:4800002252","480:4800002002","480:4800002008","480:4800001831","480:4800001608","480:4800002495","480:4800002159","480:4800002103","480:4800002488","480:4800001839","480:4800002107","480:4800002494","480:4800001774"],"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":[0.37272968888235464,0.36849940524437724,0.2924284204727771,0.25909056580881784,0.2416957585245819,0.23458036858746417,0.23337797202727603,0.2208657440750604,0.21725180416999848,0.2134998069379476,0.2092013191389191,0.20096626484188695,0.1919407733202417,0.18232390007229252,0.17543624604210026,0.17495194598218583,0.17080569838860174,0.16718718512381045,0.16207209399775344,0.16201016282752828,0.1612494217431179,0.15993069276996089,0.14892002038344865,0.14633224602911163,0.1457181276140537],"twin_dists":[0.18246342310420088,0.18351556249351947,0.20366169562031383,0.21345120739241263,0.21887419785222414,0.22116500494826677,0.22155658311839005,0.22571276117645514,0.22694229487514966,0.2282334403092466,0.22973164990452546,0.23266159645839274,0.23596935783442324,0.23961547276636214,0.24231110003010134,0.24250345232560952,0.2441660143048248,0.2456407768094232,0.24776526106698044,0.2477912787434456,0.2481114611307043,0.24866909921998254,0.25346135997287256,0.2546252560761727,0.25490369747726915],"n_dims_used":43,"mean_confidence":0.9209941597872002},"coverage":{"mean_confidence":0.9209941597872002,"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}}