{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007012","490:4900005907","490:4900005133","490:4900006164","490:4900006538","490:4900006648","490:4900006409","490:4900007271","490:4900007514","490:4900006529","490:4900005396","490:4900006530","490:4900004858","490:4900007386","490:4900005004","490:4900006644","490:4900005537","470:4700002615","490:4900006537","490:4900006525","490:4900008315","490:4900001891","490:4900004980","490:4900006049","490:4900005410"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490],"twin_sims":[0.8069713180596177,0.7600274208493688,0.7564757737787379,0.7424943777975418,0.731384193003562,0.6713730339031218,0.6577732937360309,0.6020776139282527,0.5834203659726528,0.5699155669377792,0.5578843075215285,0.5534276005446903,0.546530667856287,0.5420590290214173,0.5370105384751392,0.5101478664599208,0.5056125303816169,0.49807394580200653,0.49719571103031684,0.49402534060254705,0.4930123735230584,0.49194601449673564,0.4911410880359386,0.49044684145002876,0.48653762204431367],"twin_dists":[0.08505879718567863,0.09621250095560718,0.09703019692898404,0.10022069765612472,0.1027267600091046,0.11593513056423695,0.11887523923462744,0.130828020979866,0.13482539606775357,0.1377241699605571,0.14031298115866558,0.14127387573996095,0.14276329844698832,0.14373067850376753,0.14482461951130254,0.15068291461863234,0.15167924032604663,0.15334066025144008,0.15353466648692876,0.15423583380544792,0.15446013854855647,0.1546964120224238,0.15487485987870142,0.1550288403121353,0.15589711155491234],"n_dims_used":45,"mean_confidence":0.9174452039930555},"coverage":{"mean_confidence":0.9174452039930555,"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}}