{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004049},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002923","494:4940008218","490:4900003483","490:4900000801","490:4900002454","490:4900005789","490:4900005533","490:4900000658","494:4940008620","494:4940006952","490:4900001877","490:4900002337","490:4900002646","490:4900000427","490:4900000779","490:4900002802","490:4900005538","490:4900002484","494:4940006582","490:4900005655","487:4870002880","490:4900001033","496:4960007783","490:4900005526","490:4900000780"],"twin_admin_codes":[490,494,490,490,490,490,490,490,494,494,490,490,490,490,490,490,490,490,494,490,487,490,496,490,490],"twin_sims":[0.3696125297426643,0.3668577347387304,0.3654433297362822,0.36277192381006734,0.36124407887750076,0.35529712427511584,0.33827956313844393,0.3056236873861936,0.3044910265132967,0.3015368370157835,0.29703494588361373,0.28161862274501925,0.28010916555462795,0.2800564312464957,0.27899852818708454,0.2708150787238167,0.26846819239524605,0.26772606804378335,0.2650451163220009,0.2590754309971906,0.25697402833533106,0.252779814016587,0.24360512288158134,0.24265653440923748,0.23567124609015144],"twin_dists":[0.18323813146665452,0.18392549127282645,0.18427940937576573,0.18494974724857255,0.185334254462654,0.18683887193063434,0.1912185273890003,0.19997303415839918,0.20028597011828228,0.20110535679290537,0.20236307994463235,0.20675769763383353,0.20719567553182494,0.20721100255306946,0.20751884909125012,0.20992466812916197,0.2106228530332902,0.21084441674323395,0.21164801813155665,0.21345582356976497,0.21409841779109087,0.215390990958804,0.2182669500283015,0.21856824953819806,0.22081088077168498],"n_dims_used":45,"mean_confidence":0.9170526292588975},"coverage":{"mean_confidence":0.9170526292588975,"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}}