{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003209},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003199","490:4900003464","490:4900003218","490:4900004147","490:4900003084","490:4900001996","490:4900002753","490:4900003208","490:4900003061","490:4900004577","490:4900004156","490:4900003456","490:4900003058","490:4900003866","490:4900003457","490:4900003060","490:4900001840","490:4900003359","490:4900004021","490:4900002001","490:4900002639","490:4900004304","490:4900001695","490:4900003336","490:4900003724"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8310481332973921,0.7217232427558375,0.70802499078865,0.6491385475565796,0.6406706707497452,0.6362077656326258,0.6236442096324489,0.6226001115513823,0.6095917053817712,0.5813579932686338,0.5715017523424478,0.5673071045029922,0.5638005734778769,0.5594786475016408,0.5547400266695598,0.5166614867489662,0.5095335932687055,0.49841017473892535,0.48830171344786505,0.4818860601171424,0.48176961511047584,0.4788546616098434,0.47850787223235813,0.47802071444599026,0.47695870763567333],"twin_dists":[0.07901399085961493,0.10488738435409949,0.10792497817902591,0.12073565803898627,0.12255634442579204,0.12351467882598652,0.1262090371383462,0.12643277560716668,0.1292190297249438,0.13526769767434388,0.13738335788023084,0.13828486179225521,0.139039077286372,0.1399695033466006,0.14099078818253719,0.14925594939661688,0.15081772289014117,0.15326641131485294,0.15550503163652885,0.15693305442161914,0.15695902767256512,0.15760986330015891,0.1576873767189303,0.15779629543880572,0.15803386322593072],"n_dims_used":45,"mean_confidence":0.9168877495659722},"coverage":{"mean_confidence":0.9168877495659722,"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}}