{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003290},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000009989","474:4740001079","469:4690003207","469:4690001316","496:4960005212","484:4840003373","481:4810003220","484:4840004282","493:4930000399","484:4840005213","479:4790004044","480:4800004020","479:4790002314","481:4810003366","500:5000002937","468:4680002480","484:4840003280","469:4690002991","469:4690003007","484:4840004490","489:4890002761","479:4790003959","470:4700005549","481:4810003473","484:4840004394"],"twin_admin_codes":[500,474,469,469,496,484,481,484,493,484,479,480,479,481,500,468,484,469,469,484,489,479,470,481,484],"twin_sims":[0.012271910965064935,0.007255582624932283,0.004949625973604484,0.003987580678566924,0.0025810500203542657,0.001900971378782254,0.0018213907224249575,0.0016464538401393598,0.0015521678839696682,0.0013516921825435487,0.0012328728536834534,0.0012142836352122043,0.0011492773612057558,0.001105621635452621,0.0010799484933681838,0.0010607705839180616,0.001049403316380059,0.000951453550850027,0.0009380223919292374,0.0008838595616754286,0.0007997446731275896,0.0007932587785083368,0.0007089372159931704,0.0007053663269855957,0.0006512787632894836],"twin_dists":[0.38528935374514584,0.40764802853535576,0.4231773689464681,0.43170602225374866,0.44837966173788557,0.45974065280143256,0.46130697345614635,0.4649844557717435,0.4671187468241123,0.4720860975386029,0.47536220418563796,0.4759009882396658,0.47784711890741643,0.479212133351342,0.48003838035503366,0.48066755384210325,0.4810454776205991,0.484469081601729,0.4849638128790724,0.48702802429991227,0.4904793207172415,0.4907592759773932,0.4946067782514485,0.49477895586518794,0.4974912648416553],"n_dims_used":43,"mean_confidence":0.8980952418127726},"coverage":{"mean_confidence":0.8980952418127726,"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}}