{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006143},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006142","480:4800006275","480:4800006141","480:4800006066","492:4920002645","480:4800006335","480:4800006167","480:4800006115","480:4800005860","480:4800005983","492:4920002212","480:4800005980","480:4800006274","480:4800006261","480:4800006348","480:4800006090","480:4800006319","492:4920002381","492:4920002213","480:4800005854","492:4920002489","480:4800006028","480:4800005982","480:4800006404","480:4800006064"],"twin_admin_codes":[480,480,480,480,492,480,480,480,480,480,492,480,480,480,480,480,480,492,492,480,492,480,480,480,480],"twin_sims":[0.9488695201656888,0.8866950983494052,0.7722096202510281,0.6963241766087931,0.6957132699669504,0.6802027107573363,0.64650451585272,0.5855880801112406,0.504995353249962,0.49826263742917326,0.4490226274255364,0.4484624183128643,0.4481923259927354,0.4437888753288712,0.4244315155044249,0.4174235757012151,0.40666836881385027,0.4054871235977485,0.40025381348228184,0.3852415635349751,0.37920210266101134,0.3724675089782992,0.36644632654792836,0.34980628448333434,0.34106723331804367],"twin_dists":[0.042077723149719096,0.06369257265816775,0.09338314081104145,0.11049868473504375,0.11063258501359055,0.11401832375031942,0.12130236729304336,0.1343606239768299,0.15181500426253247,0.1532989900182772,0.16434968495066035,0.16447775943940088,0.16453952920629342,0.1655485932880715,0.17003190654522016,0.17167558263703706,0.17422140829341928,0.17450281001973691,0.1757539569011145,0.17938527315408448,0.18086494412509135,0.1825284589336261,0.18402836470140474,0.18823968499763022,0.19049321606589162],"n_dims_used":42,"mean_confidence":0.9188710167294457},"coverage":{"mean_confidence":0.9188710167294457,"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}}