{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001285},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001069","481:4810002147","481:4810001102","488:4880000885","470:4700000915","470:4700002693","488:4880006384","470:4700001895","470:4700008441","470:4700008272","488:4880000974","470:4700000639","472:4720001030","499:4990000673","481:4810002069","499:4990003153","481:4810001440","466:4660000091","472:4720000858","472:4720001370","499:4990000998","496:4960007199","487:4870005634","472:4720000368","493:4930000209"],"twin_admin_codes":[488,481,481,488,470,470,488,470,470,470,488,470,472,499,481,499,481,466,472,472,499,496,487,472,493],"twin_sims":[0.6286719537577417,0.614674405879825,0.6129673807732279,0.606477882978228,0.582421903085839,0.5685760280505366,0.5661159015132458,0.5497273593072791,0.5475405768482525,0.5387315495795706,0.5347142990942747,0.5286631774948054,0.5280154437435713,0.49382527472030063,0.4884374554512609,0.46991046794826286,0.46885747046997284,0.4650460695934078,0.4639362133141423,0.4518493809373175,0.4509105688761623,0.4479683255924731,0.4467219695202712,0.4466281025282048,0.4410366311034885],"twin_dists":[0.12513131456418708,0.128130587595543,0.12849616074346515,0.12988578821659855,0.13503951422693308,0.13801206854815087,0.13854101211947747,0.14207257824638905,0.14254501036603903,0.1444514801938548,0.14532284212738278,0.14663787428684805,0.14677882799729317,0.15428012443110262,0.1554748799922245,0.1596149624907548,0.15985185492617318,0.16071082837117456,0.1609614125328866,0.16370434495872388,0.16391850578409764,0.16459076845500728,0.1648760447573874,0.16489754201405787,0.16618122929086535],"n_dims_used":43,"mean_confidence":0.9138075362804324},"coverage":{"mean_confidence":0.9138075362804324,"n_dims_used":43,"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}}