{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001660},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003556","490:4900003960","490:4900003673","490:4900009781","490:4900005610","490:4900010791","494:4940008077","490:4900005352","490:4900010363","490:4900000873","490:4900008859","490:4900008053","490:4900007854","490:4900007974","490:4900008488","490:4900001969","490:4900002731","490:4900003008","490:4900009165","494:4940006899","490:4900008413","490:4900010794","490:4900003818","490:4900010446","490:4900011929"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.1919446733858138,0.1266938869413355,0.11505968273409622,0.0720680233422519,0.0622279439861098,0.05156177173804675,0.030886726959748766,0.025875345187493362,0.023993593897290357,0.02050230085751464,0.01998010380974489,0.019593556954759887,0.017369156139622192,0.016991011036522594,0.015284210573485661,0.012932131113824404,0.012882489466537177,0.012391692749220206,0.012119069475841357,0.01200023191133879,0.011626934417359881,0.010971384347067995,0.010946696401898475,0.009903953159660452,0.009781878143336708],"twin_dists":[0.23596790540956022,0.26399886024655334,0.27008300090489995,0.29787131072067674,0.30607154911725326,0.31626369655864195,0.34250582603038116,0.35111608772877145,0.354724692188613,0.3621248276920455,0.36332458319685046,0.36423042337570677,0.369768849416634,0.3707715693840524,0.3755567312167336,0.38298840276624874,0.3831577495809751,0.38486388447696596,0.38583763004132343,0.3862681798452711,0.38764568943336664,0.39016270938853376,0.3902600872744868,0.39456293715330865,0.395092781734932],"n_dims_used":45,"mean_confidence":0.9186913384331598},"coverage":{"mean_confidence":0.9186913384331598,"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}}