{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003064","490:4900000897","490:4900002748","490:4900002304","490:4900001180","494:4940008315","487:4870011446","490:4900002766","487:4870010324","490:4900003736","494:4940007698","490:4900001018","490:4900005652","490:4900001706","490:4900003981","487:4870011573","490:4900000770","490:4900004141","487:4870011444","490:4900002929","490:4900004287","490:4900002475","494:4940008317","490:4900001179","490:4900001020"],"twin_admin_codes":[490,490,490,490,490,494,487,490,487,490,494,490,490,490,490,487,490,490,487,490,490,490,494,490,490],"twin_sims":[0.4643143565090331,0.35850513514196547,0.3435682612499944,0.33802119698299804,0.33692934947565023,0.322720452710423,0.31461415700281015,0.3063077136504798,0.3032958387525763,0.3026369187621681,0.301468882726867,0.29861625557029325,0.29799181932112756,0.2917036102866634,0.2807126198971612,0.2757936971167295,0.2724984223276062,0.2709841590070182,0.2691297999275449,0.2690154925758054,0.2682283398131666,0.26641184330029627,0.2650656636893602,0.2632577356559993,0.2598628973222141],"twin_dists":[0.1608760116759489,0.18602563428164431,0.18984518089854066,0.19128591296902372,0.1915709895980006,0.1953278440170275,0.1975124344804572,0.19978437348407388,0.20061691364439138,0.20079969032005351,0.20112425972095194,0.20192003477079065,0.2020948219147016,0.20386712513747451,0.2070204084184766,0.20845580772684896,0.2094261811458417,0.20987451238388116,0.2104256477343495,0.21045969784307572,0.2106944202383127,0.21123772025392284,0.2116418399684387,0.21218659416196392,0.2132158682241404],"n_dims_used":45,"mean_confidence":0.9164826287163629},"coverage":{"mean_confidence":0.9164826287163629,"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}}