{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000407","490:4900002939","490:4900001854","494:4940008537","487:4870002892","490:4900001724","496:4960007285","487:4870002118","487:4870004693","490:4900006891","494:4940007816","494:4940007512","494:4940008826","494:4940007993","494:4940007887","490:4900004317","496:4960008252","487:4870002202","490:4900001035","494:4940008598","490:4900004596","496:4960007140","494:4940007679","487:4870004569","494:4940007699"],"twin_admin_codes":[490,490,490,494,487,490,496,487,487,490,494,494,494,494,494,490,496,487,490,494,490,496,494,487,494],"twin_sims":[0.4197689150516818,0.37864277457650636,0.3402796930568132,0.33809936934955453,0.31823808049272034,0.31013935269909876,0.2841413013125189,0.2785533478713828,0.2621720474856602,0.25060017994157074,0.24633809650644,0.24287614881331376,0.23746886648330723,0.23303299017734097,0.23258932903287582,0.23185964739462542,0.23144801945484664,0.23111523126533082,0.2284762249916233,0.22646450997547127,0.2243395662936267,0.22219259989359272,0.2214746964753224,0.21687892270956113,0.2150088022827447],"twin_dists":[0.17112420564387706,0.1810025523819815,0.19069779913316898,0.19126552157278096,0.196531942612296,0.19873203398816852,0.2060288869605688,0.2076486073903774,0.21251485190662164,0.21606809968619053,0.21740308840120937,0.21849842591668028,0.22022966220843146,0.2216691758272545,0.22181413581333098,0.22205294471537024,0.2221878797391069,0.2222970859807856,0.22316678393237183,0.22383422610237882,0.22454352035389674,0.2252647210226253,0.22550691318646512,0.2270699359648526,0.22771233604143812],"n_dims_used":45,"mean_confidence":0.9142461140950521},"coverage":{"mean_confidence":0.9142461140950521,"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}}