{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000588},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000513","480:4800001080","480:4800000931","480:4800000446","480:4800000548","480:4800000414","480:4800000662","480:4800000546","480:4800000604","480:4800000619","480:4800000545","480:4800000661","480:4800000353","480:4800000508","480:4800000648","480:4800000695","480:4800000384","480:4800001130","480:4800000886","480:4800000314","480:4800000410","480:4800001035","480:4800001201","480:4800000960","480:4800001003"],"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":[0.36080740859255495,0.282491516966666,0.26939645809232676,0.25181618779591547,0.23357164901392705,0.2317261098620936,0.21249029642088582,0.18996490420382026,0.17710818652743976,0.17538224182479892,0.16659075663304154,0.16469191051832366,0.1609687318609536,0.15526414818136497,0.15394466912278498,0.1515574068583451,0.14570364600083674,0.14256001331853171,0.14186343597736153,0.14180564090745512,0.13532192314146363,0.13061882296024757,0.12488426045192536,0.11795562583948434,0.11331956052816097],"twin_dists":[0.18544430156213168,0.20650507080996666,0.2103462498382701,0.21568988293790808,0.221493420088214,0.22209670212827193,0.22858344807751158,0.23670785520051266,0.24164993862650158,0.24233253043524694,0.24588605654137038,0.246671195952506,0.24822987541682373,0.25066969996113087,0.2512433307863321,0.25229039646798096,0.25491027391780774,0.25634948729814805,0.2566715773405812,0.25669835397934143,0.25975538534762743,0.2620423010836982,0.26491644263990527,0.26852609655601895,0.2710330559894566],"n_dims_used":43,"mean_confidence":0.9172139722247457},"coverage":{"mean_confidence":0.9172139722247457,"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}}