{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000523},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000189","490:4900000727","490:4900000620","490:4900000432","490:4900000191","490:4900000518","490:4900000291","490:4900000358","490:4900000181","490:4900004598","490:4900001092","490:4900000269","490:4900000045","490:4900001185","490:4900000344","496:4960009284","490:4900000731","496:4960006511","490:4900000707","490:4900000618","487:4870003826","490:4900000276","490:4900000404","490:4900002508","490:4900000249"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,496,490,490,487,490,490,490,490],"twin_sims":[0.8317690483914715,0.7401662836914029,0.7300171767403602,0.7212838761561534,0.6802864867855827,0.6370841759515112,0.603562561419455,0.6022847889430879,0.5839054085330505,0.5749413471827726,0.5509782867469738,0.5227690244301699,0.5193920220741776,0.5138150715441825,0.48530698822931617,0.47412087117434765,0.46853853911682386,0.466688455017703,0.45348406883287656,0.4457910539474235,0.433857010344245,0.43136214280961516,0.4312098097654786,0.4275825422338973,0.4179725892251865],"twin_dists":[0.07882867058677635,0.10074785311277443,0.10303348595267252,0.10498526806174026,0.11400010316147655,0.1233265438444862,0.13051004184667353,0.13078365697434602,0.1347213893659264,0.13664465667639464,0.14180246767726962,0.14792191533617707,0.148659076450495,0.1498789691407429,0.15617088460679765,0.1586695259855723,0.15992364041053292,0.16034038936890085,0.16333183435884313,0.16508931743520872,0.1678388725545821,0.16841744773312572,0.1684528184446902,0.169296555521003,0.17154639432523405],"n_dims_used":45,"mean_confidence":0.9178003946940104},"coverage":{"mean_confidence":0.9178003946940104,"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}}