{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003296},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002421","490:4900004530","490:4900003428","490:4900009806","490:4900001957","490:4900002721","490:4900002257","490:4900009597","490:4900002869","490:4900004532","490:4900004242","490:4900002571","490:4900004099","490:4900004393","490:4900009390","490:4900008734","490:4900010007","490:4900011279","490:4900001529","490:4900002423","490:4900008513","490:4900010296","494:4940008860","490:4900010387","490:4900009796"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.3754764127523695,0.3751757575587274,0.36049536949270494,0.280443245976497,0.21504810081748948,0.20533419552958046,0.20259105028463406,0.1953870271480843,0.1776152245101386,0.15355318340279253,0.1337639028512088,0.1328096933526098,0.12901948665921534,0.1259421137893437,0.12035624088068493,0.11060195610091772,0.10821601931714266,0.10770123938215537,0.10676101401987713,0.09893162558051698,0.09389912667981468,0.09315546543822324,0.09123738699561826,0.08869140241342965,0.08791866575793901],"twin_dists":[0.18178342517825571,0.18185773815090614,0.1855229814102697,0.2070986170296839,0.22769879804251247,0.2310975113279541,0.23207708638143157,0.23469386662306121,0.24145031067063344,0.2514142179915691,0.2605062696165544,0.2609693987416575,0.2628341222978804,0.2643788361552878,0.26725754015039244,0.27253953080467175,0.2738859178229017,0.27417941938953194,0.27471830939538655,0.2793555431503221,0.28249024741462586,0.28296461914350174,0.28420208977035655,0.2858768659413185,0.2863927188055624],"n_dims_used":45,"mean_confidence":0.9148951212565104},"coverage":{"mean_confidence":0.9148951212565104,"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}}