{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001321","490:4900001323","490:4900002030","490:4900000581","490:4900001071","490:4900000956","490:4900004036","490:4900001325","490:4900004035","490:4900003887","490:4900003890","490:4900001451","490:4900001459","490:4900004599","490:4900000181","490:4900000576","490:4900000404","490:4900000691","490:4900002047","490:4900001061","490:4900000432","490:4900000727","490:4900001740","490:4900004187","490:4900001883"],"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":[0.9061193587883011,0.810815026523019,0.7535927069938555,0.6299500883234675,0.6075813892498403,0.5996188828849217,0.5799365774988907,0.5686244704235351,0.5643653972431311,0.557701766511252,0.5259699729149279,0.5181103835537582,0.515680485907584,0.47921821291646216,0.4690819445619269,0.467777775112267,0.46589097559908943,0.46535995140014935,0.45884829775659325,0.45087613797012366,0.4507539954390494,0.44532188569339026,0.4390287525250723,0.43580785970439023,0.434421041548539],"twin_dists":[0.05766902224513761,0.08411122046924037,0.09769172977618315,0.12485723985973832,0.12964949769186845,0.13135454805012736,0.1355726088465292,0.13800165579975565,0.13891755088132104,0.1403523159033421,0.14722419201447315,0.14893913834503544,0.14947057415748136,0.15752862264337425,0.1598013399585236,0.16009494143021652,0.16052020401328976,0.1606399976096412,0.16211287368308078,0.1639263632755044,0.1639542392757196,0.16519686812062778,0.16664373282258743,0.16738738873879505,0.16770825590897978],"n_dims_used":45,"mean_confidence":0.9174608018663194},"coverage":{"mean_confidence":0.9174608018663194,"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}}