{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002868},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002571","490:4900002719","490:4900003820","490:4900003274","490:4900001651","490:4900002402","490:4900007853","494:4940008626","490:4900002404","490:4900004114","490:4900001962","466:4660004083","490:4900001395","490:4900010298","494:4940008802","494:4940008695","494:4940008560","490:4900003276","490:4900011748","490:4900003159","490:4900002107","490:4900002869","490:4900001397","490:4900001957","490:4900009402"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,490,490,466,490,490,494,494,494,490,490,490,490,490,490,490,490],"twin_sims":[0.16338785602856953,0.1550715165281476,0.12890866047619515,0.10686740822455765,0.08357563493819321,0.07328350497231252,0.07192510527888406,0.06810607855288817,0.06680623525690899,0.0644760743795881,0.060434355840946107,0.058774302605746835,0.05709677537845556,0.056134193530444215,0.05021115465297905,0.04782724802260552,0.04688351913405502,0.04660457143780196,0.04591922832034829,0.04382103830451485,0.04092399745396494,0.038668663246801356,0.036961406794163154,0.036165007329110696,0.03594097294547384],"twin_dists":[0.2472141962669935,0.2507532216984234,0.2628892657626016,0.27465714518025414,0.28936101346170273,0.29692271752597527,0.2979836968172237,0.3010561665119623,0.3021338875441492,0.30410942846573225,0.3076790762512801,0.30920224616529046,0.31077787816523356,0.31169931833990006,0.31767618558654476,0.32024845785652634,0.3212964135346477,0.32160954593723773,0.3223855922389161,0.3248234016867385,0.3283559236383678,0.331255095370708,0.3335464573555239,0.33464617161469595,0.334959235896023],"n_dims_used":45,"mean_confidence":0.9183038499620225},"coverage":{"mean_confidence":0.9183038499620225,"n_dims_used":45,"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}}