{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004814},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004674","490:4900006875","490:4900011684","470:4700004671","490:4900007489","490:4900004821","494:4940008469","466:4660003528","466:4660004936","466:4660005124","490:4900007255","494:4940008295","490:4900000471","466:4660003648","493:4930007115","466:4660004849","490:4900004675","490:4900005890","490:4900001410","494:4940008091","494:4940007459","490:4900007373","490:4900003718","490:4900003451","490:4900007744"],"twin_admin_codes":[490,490,490,470,490,490,494,466,466,466,490,494,490,466,493,466,490,490,490,494,494,490,490,490,490],"twin_sims":[0.5931090061775415,0.28872053334554737,0.2741987696109066,0.2522362960493895,0.22315496168711554,0.21748893920566553,0.21218673488652753,0.2074432579236666,0.1847170926894091,0.1782033166453437,0.1732373530335539,0.16968833267260408,0.16394149480963036,0.1567724938482995,0.1537383943144506,0.14761307846263388,0.14688872883848877,0.14383635201095538,0.1433246662359027,0.12967407465234695,0.12885127679943406,0.12729466662080105,0.12551820078982578,0.12444922996186789,0.11985936947486495],"twin_dists":[0.13274889011736266,0.20471581743644146,0.20892457908733128,0.21555948678894468,0.22494087634529722,0.22686119778477076,0.2286889160917256,0.23035043977176278,0.23869573002551087,0.24121927717981256,0.24318751639506045,0.24461899240472457,0.2469832828719847,0.2500183128563858,0.2513333319307533,0.25404729593538783,0.2543736923380989,0.2557623438993186,0.2559972639021466,0.26250914886970933,0.2629178320762652,0.26369642920428993,0.2645938577711454,0.26513853125189785,0.2675185032710814],"n_dims_used":45,"mean_confidence":0.9234713236490886},"coverage":{"mean_confidence":0.9234713236490886,"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}}