{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001947},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002701","490:4900003830","490:4900001384","490:4900001962","490:4900001523","490:4900002096","490:4900002416","490:4900001959","490:4900004521","490:4900004241","490:4900003976","490:4900002097","490:4900004242","490:4900004520","490:4900002405","494:4940009006","490:4900004106","490:4900004247","490:4900001950","494:4940008989","490:4900004114","490:4900002422","490:4900003693","490:4900003968","490:4900003973"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,490,490,490,490],"twin_sims":[0.6199014063954329,0.5461107138828114,0.48303373635762187,0.3974996232493381,0.3677291612514381,0.3634055120902506,0.3574708945956669,0.3328428065381139,0.28944716858393355,0.2870149369919199,0.27685809710945813,0.27578809334828847,0.2757843778689458,0.2715612074286641,0.26999314179478934,0.25990296051930906,0.23360283488309025,0.2335721906684309,0.22946372461534323,0.2294240465325914,0.2174679012900417,0.21426249936472294,0.2077694221213815,0.20558492784762808,0.20492145314508634],"twin_dists":[0.12701098517391285,0.14285409034826918,0.15667716881899085,0.17641538571842605,0.18370778012345615,0.18479053539078935,0.18628740605493554,0.19264243369514616,0.2045086082562219,0.20520341769654837,0.20814388820924354,0.20845745184201964,0.20845854195471183,0.20970348275923462,0.21016876225998538,0.2132036724761498,0.2214832527899191,0.22149324348900074,0.22284057583418576,0.22285366508702273,0.22686839007372167,0.22796974843403348,0.23023536956334117,0.23100842313406145,0.2312443258903927],"n_dims_used":45,"mean_confidence":0.9180767483181423},"coverage":{"mean_confidence":0.9180767483181423,"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}}