{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690004523","493:4930001911","496:4960005215","470:4700007092","487:4870007193","472:4720001138","472:4720000641","470:4700008446","466:4660009738","499:4990001683","470:4700002561","466:4660000569","470:4700000798","493:4930003762","470:4700007897","466:4660003801","496:4960007357","499:4990000272","488:4880001067","499:4990002432","496:4960000572","493:4930000539","496:4960005920","499:4990000989","479:4790005962"],"twin_admin_codes":[469,493,496,470,487,472,472,470,466,499,470,466,470,493,470,466,496,499,488,499,496,493,496,499,479],"twin_sims":[0.45340370122929463,0.32527539705829706,0.29513861993495805,0.2857594422655549,0.2408809760398769,0.22218281005904364,0.21656251497291262,0.21462744570947448,0.21420617051249358,0.21419157616174514,0.21131257616038265,0.18055596006805977,0.17333090679428695,0.17249854830811115,0.16956543401623148,0.16885731749379326,0.16349786347396514,0.16168345268638104,0.15847147803398126,0.15651171223531496,0.153962690101412,0.15090722763719114,0.15062772305498096,0.14799180580700466,0.14792988046204492],"twin_dists":[0.1633501368409393,0.19464568751484596,0.20289621857345655,0.20556345233018136,0.2191342742190076,0.22526802020755252,0.22717836138619854,0.22784379682643746,0.22798920175586637,0.2279942425180761,0.2289932020731751,0.24030040980906156,0.2431500672139093,0.24348376602050673,0.24466894587329815,0.2449572752050884,0.24716826898201652,0.24792865128493688,0.24929005430927395,0.250130604365186,0.2512354721310148,0.2525776655840154,0.2527014391043338,0.2538771099094934,0.25390491485244665],"n_dims_used":43,"mean_confidence":0.9070991693541061},"coverage":{"mean_confidence":0.9070991693541061,"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}}