{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002303","490:4900001333","490:4900001699","490:4900003471","490:4900002017","490:4900001733","490:4900002164","490:4900003074","490:4900003330","490:4900004161","490:4900002148","490:4900002608","490:4900002327","490:4900002767","490:4900003072","490:4900004149","490:4900001732","496:4960008015","490:4900003603","490:4900003460","490:4900001165","490:4900002778","490:4900003338","490:4900002626","490:4900003466"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490],"twin_sims":[0.8041675400650123,0.7603682906929519,0.7245467703073658,0.713121430435606,0.7017912938382875,0.6659794486673632,0.6411815724445479,0.6354946840647995,0.6274987859182587,0.6089392531032748,0.5976182577629826,0.5960495573905903,0.5619058046525174,0.545866256468067,0.5440076393420178,0.5283215917988214,0.5283067439862209,0.5244606394032644,0.5230641305559495,0.5218382272254287,0.5192559631478768,0.5172293749787735,0.516413930333128,0.514358928295023,0.5093948853859205],"twin_dists":[0.08574621086847707,0.09613385875369723,0.1042575831819873,0.10679814718140335,0.1092983471114823,0.11710278707555329,0.12244658652242585,0.12366773253809028,0.1253828429543487,0.12935874012112691,0.13178300854697095,0.13211899499591215,0.1394468666723967,0.14290694636282228,0.14330894820249315,0.14671220228557114,0.1467154333594912,0.14755306776342023,0.147857549488191,0.14812498699260607,0.1486888000568544,0.14913175128857153,0.14931010076408355,0.1497598648157526,0.15084816949833454],"n_dims_used":45,"mean_confidence":0.917049323187934},"coverage":{"mean_confidence":0.917049323187934,"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}}