{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011845},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011717","490:4900012048","490:4900011781","490:4900009001","490:4900010596","490:4900011908","490:4900011976","490:4900009108","490:4900010603","490:4900011013","490:4900009339","490:4900011970","490:4900009530","490:4900009236","490:4900008671","490:4900008334","490:4900012116","490:4900011521","491:4910005512","490:4900009967","490:4900009834","490:4900009024","490:4900009118","490:4900009217","490:4900007880"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.06009665294011668,0.03967190604375635,0.01817747070444009,0.01677718659508369,0.013629483999293259,0.008247613089399733,0.007428515932827048,0.007177825118683322,0.006878040498489419,0.006529026016372125,0.006251587289673876,0.005971212552213292,0.005842673418716771,0.005790701564457251,0.0055806847189945495,0.005316924668087905,0.005312060663704744,0.004869998128619014,0.004865648290690826,0.004760548460566497,0.0034359790767212297,0.003400083988591356,0.003142625642930711,0.0030721846804669575,0.0029738856875889063],"twin_dists":[0.3079861199693035,0.32994827560529727,0.36768806102657364,0.37134726046667155,0.38066829876722424,0.4023104718714107,0.4066722216317941,0.40809361572286784,0.40985316022511076,0.4119907588107517,0.41376470257316417,0.41563104037147647,0.416513243880254,0.41687492490707706,0.4183669822421533,0.4203144633591186,0.420351190452528,0.423823325837559,0.42385888757121143,0.42472700088297316,0.437484417365359,0.4378891304256037,0.44091180097927773,0.44177819506804644,0.44301807189530445],"n_dims_used":45,"mean_confidence":0.8848226759168837},"coverage":{"mean_confidence":0.8848226759168837,"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}}