{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009342},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010047","490:4900009761","490:4900009862","490:4900009448","490:4900009863","490:4900010685","490:4900008788","490:4900008448","490:4900009963","490:4900011589","490:4900009839","490:4900010065","490:4900009945","490:4900010321","490:4900008347","490:4900009762","490:4900009540","490:4900009231","490:4900009239","490:4900010064","490:4900009646","490:4900009535","490:4900010774","490:4900010920","490:4900010063"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4375569291984576,0.2142709227591048,0.14762289183318175,0.07823120056316586,0.07609040757965027,0.07291143190912001,0.05634663177647719,0.05483122320572082,0.0533047570818833,0.052520362461927185,0.050175038001543375,0.03958866835627273,0.039053399293718316,0.03798835441162348,0.035090838187179604,0.028205779040003785,0.02793834092773368,0.025874539417794166,0.025145132770206434,0.02483638148021468,0.023363228823157178,0.023351642454762567,0.022054572852396724,0.021513203343459752,0.021243989210351446],"twin_dists":[0.16698328630248294,0.22796683968886847,0.2540428821032442,0.2931878351564592,0.2947797875094604,0.2972117321271612,0.31149484389570425,0.31296763002344735,0.31448563117481787,0.315279744888299,0.3177143888469668,0.330055631062986,0.330750587350406,0.33215768314231486,0.3361625028771439,0.34694862142902777,0.34741147671907985,0.3511175837149465,0.3524885907592585,0.3530793000078593,0.35598840562150763,0.3560119084257769,0.35870925771657886,0.3598760139355648,0.36046575788918733],"n_dims_used":45,"mean_confidence":0.8851947360568576},"coverage":{"mean_confidence":0.8851947360568576,"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}}