{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000005378},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007912","499:4990003056","499:4990000346","499:4990003431","500:5000001571","485:4850007004","485:4850000678","478:4780004465","468:4680006905","485:4850007845","472:4720001857","469:4690002239","488:4880003248","470:4700007806","477:4770000845","485:4850007462","499:4990003921","478:4780006770","479:4790001950","485:4850008016","499:4990003578","481:4810006039","485:4850002638","500:5000004869","470:4700001337"],"twin_admin_codes":[485,499,499,499,500,485,485,478,468,485,472,469,488,470,477,485,499,478,479,485,499,481,485,500,470],"twin_sims":[0.12533537115933166,0.11237405916524115,0.09304239715681979,0.0924043663141308,0.0698885740413092,0.059666725803003196,0.05377650672621568,0.05144909875374887,0.05006793856257291,0.047596581700170254,0.047141340109321146,0.04632367176384947,0.045585167677927065,0.04279363086692982,0.0421888280037874,0.042156247188569994,0.0419227179846264,0.04171343424980926,0.04147632093907363,0.041093591514815175,0.04068500028538706,0.03857937548714603,0.03827800257530654,0.036122898759084934,0.034722493994862685],"twin_dists":[0.264686764690184,0.2715539911603021,0.28303700540694227,0.28344677934103824,0.29960516338546445,0.3083790744648394,0.3140126929003178,0.31638034667429843,0.317827810689494,0.320502992136969,0.32100837992710585,0.3219264586526492,0.3227673872586433,0.32605304952054415,0.3267885648549486,0.3268284385589556,0.3271150031014457,0.3273729607197044,0.3276665413895235,0.3281434144802059,0.3286566627741419,0.33137278620334054,0.3317717379503279,0.33470488790727465,0.3366915645378811],"n_dims_used":45,"mean_confidence":0.9236416286892362},"coverage":{"mean_confidence":0.9236416286892362,"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}}