{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008518},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008293","490:4900009388","490:4900009068","490:4900009800","490:4900008866","490:4900008637","490:4900008976","490:4900009192","490:4900008971","490:4900008302","490:4900009899","490:4900009693","490:4900008088","490:4900009080","490:4900010100","490:4900009493","490:4900007976","490:4900008085","490:4900009400","490:4900009609","490:4900009901","490:4900007956","490:4900008301","490:4900008527","490:4900008858"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8463010395317164,0.7318561189703116,0.726097076448433,0.705347005275454,0.7044245659723308,0.7035888522280783,0.6664004149494074,0.6176301339002732,0.6164178366777063,0.6002521019396065,0.5796913175960521,0.5774760460070061,0.5767908297174436,0.5407990582870089,0.5379626061950922,0.5279210804800205,0.5273782001115408,0.5147221792205051,0.5100707496370079,0.4963975981951558,0.49269202747115987,0.4725124618094482,0.4663963381775744,0.44104120922381707,0.4399269643592057],"twin_dists":[0.07503107639055928,0.10262079160682928,0.10391120629930692,0.10851561596446758,0.10871883673416366,0.10890285303983374,0.11701173316574709,0.1274975254833159,0.12775718911027675,0.1312189428732777,0.13562522624475973,0.13610057038517706,0.13624763380629568,0.1440035167912854,0.14461816932032112,0.14679936556609172,0.1469175355780167,0.1496803304671473,0.15069983636482367,0.15371105795132137,0.15453110191523262,0.15903035864952209,0.1604062432044433,0.16618017568691854,0.1664367327731531],"n_dims_used":45,"mean_confidence":0.9217870076497395},"coverage":{"mean_confidence":0.9217870076497395,"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}}