{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000001","493:4930006582","493:4930004710","493:4930004146","496:4960000035","496:4960000033","493:4930004880","493:4930006439","487:4870012797","493:4930004448","490:4900002776","493:4930005119","493:4930006237","493:4930004599","493:4930006440","493:4930004874","496:4960012427","496:4960000079","466:4660001446","493:4930004302","493:4930005237","466:4660000736","493:4930005585","496:4960000056","470:4700001632"],"twin_admin_codes":[496,493,493,493,496,496,493,493,487,493,490,493,493,493,493,493,496,496,466,493,493,466,493,496,470],"twin_sims":[0.5682642496397842,0.5284758995633946,0.5280270471874756,0.5216046061871711,0.5140590830634941,0.4660878307006016,0.4657236974208237,0.4656444515837334,0.46315274531037853,0.45701538083700477,0.4375943054604573,0.4298689286941626,0.41788474009367593,0.41465226081422746,0.41374492746525265,0.4071129079961098,0.40655180459260565,0.4043911118432299,0.40417962963585025,0.4002083347225689,0.39816941641247416,0.3921464512191705,0.3909481512667757,0.3905027412191913,0.3900534882184143],"twin_dists":[0.13807908814100692,0.14667862410483698,0.14677630263598268,0.14817596911685774,0.14982552688061376,0.16047580751761742,0.16055793515276273,0.16057581141899513,0.16113843041076578,0.1625287995585538,0.1669746579344636,0.16876438132570298,0.1715670612211791,0.17232881585070098,0.17254309420013134,0.1741156022537167,0.17424916057576034,0.17476423424144796,0.174814714112238,0.17576486193240085,0.17625434049205904,0.17770702025795615,0.17799726892369222,0.17810526077588004,0.1782142428149765],"n_dims_used":45,"mean_confidence":0.927455817328559},"coverage":{"mean_confidence":0.927455817328559,"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}}