{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930001200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002602","481:4810000973","493:4930003435","493:4930003807","470:4700003046","493:4930001748","481:4810001197","470:4700002084","481:4810001231","481:4810001706","493:4930000874","470:4700007029","470:4700000867","493:4930006584","488:4880002419","496:4960007765","493:4930002435","488:4880005370","470:4700006248","488:4880002767","470:4700006653","493:4930001768","493:4930003649","493:4930003636","481:4810002416"],"twin_admin_codes":[493,481,493,493,470,493,481,470,481,481,493,470,470,493,488,496,493,488,470,488,470,493,493,493,481],"twin_sims":[0.5503380337947067,0.481094406231682,0.4566508469183264,0.45619888809850073,0.44377576612804287,0.3972350000733969,0.3901912173788055,0.38536780565093254,0.38484068842987634,0.37554914663023314,0.3754030296755162,0.3722503176045743,0.3595172760186286,0.34968254003581256,0.34889051731368664,0.3415476699544425,0.34111925078814404,0.3188883207423037,0.30969796646435904,0.3060223619637251,0.30381545217124106,0.30081977837502816,0.29971908654407065,0.29824527715831556,0.29701700415885834],"twin_dists":[0.14194070389044716,0.157109673213818,0.16261159132620664,0.1627142719977186,0.1655516029968123,0.17647904601205752,0.1781808255369562,0.17935446269399033,0.17948314199807014,0.18176545191635013,0.18180156059112026,0.18258235211553417,0.18576983056612917,0.18827138613746733,0.18847442783866447,0.19036853493078096,0.19047971215125323,0.19635668107066295,0.1988528762730221,0.1998630464556741,0.2004729416038103,0.20130494725574086,0.20161186175692652,0.20202385016311092,0.2023681147277676],"n_dims_used":45,"mean_confidence":0.921903313530816},"coverage":{"mean_confidence":0.921903313530816,"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}}