{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002289","491:4910002338","491:4910001534","491:4910001595","491:4910001885","491:4910002187","491:4910001718","491:4910001599","491:4910001713","491:4910001654","491:4910001538","491:4910002086","491:4910001101","491:4910001423","491:4910001659","491:4910002343","491:4910001164","491:4910001234","491:4910001301","491:4910001608","491:4910001716","491:4910001482","491:4910002192","491:4910001834","491:4910002245"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4034036260464126,0.3726133062934664,0.34547942705105944,0.31369430772931217,0.3072721646027245,0.279145189028765,0.2733766760308889,0.24954434253248667,0.24446961120476163,0.23074133366378724,0.22017033751950704,0.2188608024488335,0.2181606503979229,0.21724904523856065,0.2121884453951749,0.21104870553963556,0.20795149153297784,0.20554007259951165,0.2035208952264463,0.19255547974037346,0.18763203740698361,0.18348957321347817,0.18257143198053039,0.17213416801721507,0.1642056255126826],"twin_dists":[0.17500004427773053,0.18249228995184066,0.1893516740817115,0.19776232666172952,0.19951878188332872,0.20747612891999567,0.2091668571148977,0.2163974501958675,0.2179930225653397,0.2224199061278123,0.22594829867240127,0.22639320066083293,0.22663180343622633,0.22694323874392847,0.22868832151427523,0.22908522050855465,0.230171189325078,0.23102435527994736,0.2317440262125387,0.23574068816434324,0.2375867289998824,0.23916642915623088,0.23951994879850894,0.2436302113849063,0.24687331718161004],"n_dims_used":44,"mean_confidence":0.895688230341131},"coverage":{"mean_confidence":0.895688230341131,"n_dims_used":44,"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}}