{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004973},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002961","470:4700003307","490:4900007513","490:4900007981","470:4700002960","490:4900004711","490:4900004996","493:4930005143","490:4900002017","490:4900005391","487:4870006447","490:4900002020","487:4870005724","466:4660002828","470:4700002787","493:4930006514","490:4900002148","478:4780004061","470:4700004503","487:4870005867","490:4900003072","490:4900001732","490:4900004981","490:4900001863","490:4900004700"],"twin_admin_codes":[470,470,490,490,470,490,490,493,490,490,487,490,487,466,470,493,490,478,470,487,490,490,490,490,490],"twin_sims":[0.4294568500882419,0.4159124231333985,0.3525304255480918,0.35076651875459736,0.34091883315858645,0.3162854198013684,0.31151785411605537,0.305965053234827,0.3051314403910562,0.29852248700403783,0.29601288388467395,0.2721646694253594,0.2703750738053118,0.26795171197588324,0.2666405901561681,0.26658423875317905,0.26326323017793124,0.26180395810068374,0.26028956022710104,0.25831117335224235,0.25496567916788343,0.25221156277097584,0.25015760178391716,0.2492022105139984,0.24667242828216993],"twin_dists":[0.16886021008659627,0.172031548038124,0.18754328784342217,0.18799388926674726,0.19053174731837397,0.19705946696808957,0.1983552619654897,0.19987885188505844,0.20010895145645766,0.20194626802059537,0.2026501754520917,0.20952486396860692,0.2100552812684881,0.21077700973329028,0.2111691774428146,0.21118605945352117,0.21218493505003502,0.21262633691375266,0.21308604729052547,0.2136891464422126,0.2147156680394901,0.21556715984235225,0.21620604622398756,0.21650436360023106,0.21729783439081563],"n_dims_used":45,"mean_confidence":0.918472883436415},"coverage":{"mean_confidence":0.918472883436415,"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}}