{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002207","499:4990002024","499:4990002621","499:4990002620","499:4990003128","499:4990001850","499:4990001932","499:4990001939","499:4990002199","499:4990002112","499:4990001389","499:4990001941","499:4990001839","499:4990001384","499:4990002281","499:4990002845","499:4990001476","499:4990002695","499:4990001482","499:4990002288","499:4990001577","477:4770003759","499:4990002844","499:4990003061","499:4990001938"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,477,499,499,499],"twin_sims":[0.9472678185222929,0.9296677118298282,0.9127725902339252,0.9123995560048698,0.9062536202556368,0.9011296193403986,0.8938803388560611,0.8709354306144772,0.8607226304158838,0.8602383397177076,0.8586861917420301,0.8560820935653711,0.820976463561226,0.8180140158667636,0.8116280076359037,0.8018079203018625,0.7981082142421558,0.7968987852703429,0.7924122779847791,0.790058981147718,0.7881326238126337,0.7831274155019696,0.780810681542874,0.7806774337177267,0.779023452709283],"twin_dists":[0.042749591063298925,0.04960051226484163,0.05548803202523774,0.05561215088211257,0.05762567093998003,0.059262105705155055,0.061518122049834895,0.06827679482619166,0.07113114921703292,0.07126448481960143,0.07169065625410503,0.07240173692554426,0.08157541292015462,0.08231948836686002,0.08391000815185304,0.08632232648699448,0.0872213471506743,0.08751412920464453,0.08859562515279241,0.08916007498395878,0.08962071765195075,0.09081187260286971,0.09136050579466641,0.09139200979961841,0.09178260935866776],"n_dims_used":45,"mean_confidence":0.9305597941080729},"coverage":{"mean_confidence":0.9305597941080729,"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}}