{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004027","490:4900000572","494:4940008601","494:4940004530","490:4900000222","490:4900000264","490:4900000265","490:4900000774","490:4900000703","490:4900000626","490:4900000124","490:4900000419","496:4960008970","494:4940008487","480:4800005212","490:4900003908","496:4960008144","490:4900000607","494:4940008737","494:4940008752","490:4900000280","496:4960008389","493:4930007151","490:4900003220","493:4930007168"],"twin_admin_codes":[490,490,494,494,490,490,490,490,490,490,490,490,496,494,480,490,496,490,494,494,490,496,493,490,493],"twin_sims":[0.47444965373037234,0.3085666977464229,0.2927765148647299,0.2790734360832086,0.25135505725065416,0.24607975082315112,0.24588612865029014,0.24379527971314408,0.24228724148032646,0.2346553220854225,0.2174496028403656,0.2145043066611557,0.2137918131810918,0.21257065595302926,0.20741952688914866,0.20285187293555107,0.1959912993657319,0.19555647499954695,0.19444881660347135,0.18845638492337444,0.1800400500115727,0.17992968127233844,0.17733471336366677,0.17630801047018482,0.1744412221761625],"twin_dists":[0.15859581635918904,0.19916304576214575,0.20356314428342875,0.20749702780387358,0.21583317161674284,0.21748448348054633,0.21754552264766902,0.21820664190947106,0.21868575378837188,0.22114063884535878,0.22687464619443434,0.22788627884532237,0.22813240751232688,0.22855554541735035,0.23035881685707998,0.23198355688717912,0.23447183357040427,0.234631556917735,0.23503954770211036,0.23727529838269135,0.2405011781189786,0.2405441814171443,0.24156070169418553,0.24196580769226614,0.24270671133118807],"n_dims_used":45,"mean_confidence":0.9161291334364149},"coverage":{"mean_confidence":0.9161291334364149,"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}}