{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007256","490:4900009810","490:4900002115","490:4900009286","490:4900005468","490:4900005622","494:4940007221","490:4900010866","490:4900009595","490:4900009604","490:4900003974","490:4900012217","490:4900008627","490:4900004116","490:4900006158","490:4900009281","490:4900008163","490:4900001399","490:4900000197","490:4900006255","490:4900005751","490:4900006020","466:4660003785","490:4900011413","490:4900011942"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.022526337843339517,0.020941481258651567,0.014108064754240805,0.011268538921756804,0.00751428803175914,0.005933538081058474,0.004828565637636478,0.0041284087300752954,0.0037652467418906777,0.003545601677410099,0.0033758330979429406,0.0033248633647482715,0.0030707167238312695,0.002670478980047799,0.0026336361615871477,0.0024856909623151703,0.002332631713792237,0.0021434763282128498,0.0020159786249278108,0.0018239581959866036,0.0018023589831515272,0.0017479736701178589,0.001706403103347023,0.001671174006732962,0.0016684250617054306],"twin_dists":[0.3577126326142461,0.3611362463301479,0.3791360256718654,0.3890056614549619,0.4061957836653539,0.4158878219652777,0.42416322882232765,0.4303478195721558,0.4339418131149551,0.4362718680784094,0.4381647679378588,0.4387500309468663,0.4417964425999746,0.4470964803241026,0.4476202845480848,0.4497936053614897,0.45217060010077736,0.4553143293491915,0.4575804809228299,0.4612554649608203,0.4616908850870455,0.462808899566019,0.46368529919776774,0.4644435474123701,0.46450333191566656],"n_dims_used":45,"mean_confidence":0.9158721923828125},"coverage":{"mean_confidence":0.9158721923828125,"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}}