{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003329","490:4900003466","490:4900004430","490:4900004161","490:4900003455","490:4900003338","490:4900001732","490:4900003594","490:4900001469","490:4900002456","487:4870011590","490:4900003462","490:4900002148","490:4900004444","487:4870011591","490:4900003072","470:4700003131","490:4900003074","496:4960006496","490:4900002902","490:4900003198","490:4900002017","490:4900001699","490:4900002472","469:4690002630"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,490,490,487,490,470,490,496,490,490,490,490,490,469],"twin_sims":[0.5789738059465303,0.5621591833181145,0.5022638460922277,0.48477299799288964,0.46657261679290724,0.4618909964346527,0.4521218768027049,0.44133406411323967,0.4193968295542422,0.41408847127561005,0.4076192811031643,0.40529699829181653,0.38689952797396593,0.37547914934788956,0.3647439936542937,0.36350504921574484,0.35734353117720374,0.356759433448648,0.35077205786514254,0.34864745453710116,0.34253958594843303,0.33868047897781456,0.3381694561245698,0.3376353785864484,0.32838291175616907],"twin_dists":[0.1357791699314908,0.139392324491364,0.15241640754720784,0.15628974528260076,0.16036650184986165,0.16142373265456744,0.163642214406859,0.1661127871999957,0.17121159336034963,0.1724619380451007,0.1739951413629985,0.17454813666344868,0.17898101410526374,0.18178274890753193,0.18445465460485994,0.18476553588284367,0.18631966929572835,0.18646770663294754,0.18799247241611924,0.188536787540749,0.19011141271150467,0.1911140176781299,0.1912472414771458,0.19138659162193053,0.19381999051400475],"n_dims_used":45,"mean_confidence":0.9176111857096354},"coverage":{"mean_confidence":0.9176111857096354,"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}}