{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004767","490:4900006819","490:4900005711","490:4900006223","490:4900005701","490:4900006095","490:4900005437","490:4900005710","490:4900005968","490:4900005176","490:4900007553","490:4900005441","490:4900006460","490:4900005042","490:4900006942","490:4900004630","490:4900007309","490:4900005306","490:4900006457","490:4900005308","490:4900005969","490:4900006703","490:4900006573","490:4900004769","490:4900006812"],"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":[0.35944717076731847,0.29266528514762724,0.27570100593322977,0.25507018586018076,0.24836722432051617,0.22648654327912518,0.20063719832764548,0.1970330780724786,0.1882932971633234,0.17377586722366767,0.1360372668592395,0.11111489352330166,0.10519775519557108,0.10434296975896712,0.10142867454490649,0.09845540091800353,0.09719255289746416,0.09195300186743803,0.08914112754910819,0.08869398809007667,0.08464614894102183,0.07744095123513063,0.07228749899973158,0.07155398677975805,0.07038913847197412],"twin_dists":[0.18578753674893111,0.20359462771515618,0.20848300544342108,0.21468347293014178,0.2167656850287476,0.22382689470682002,0.23278037239981633,0.23409015512513356,0.2373368355281901,0.24297214885922466,0.2594127983679384,0.2722530186935033,0.2756225069629606,0.2761213469516224,0.2778463913033968,0.27964674103892767,0.28042432332225475,0.2837380192029641,0.2855782847735108,0.28587514583081863,0.2886181457444147,0.2937713564556144,0.29769907315407534,0.2982763794171118,0.2992031013639762],"n_dims_used":45,"mean_confidence":0.9119099934895833},"coverage":{"mean_confidence":0.9119099934895833,"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}}