{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002338","470:4700003004","466:4660003000","466:4660002429","466:4660003069","470:4700002164","470:4700001103","470:4700002174","470:4700001840","470:4700002156","466:4660002525","466:4660001716","470:4700002005","466:4660002018","470:4700001395","466:4660002858","488:4880005433","488:4880006103","466:4660002859","470:4700001389","470:4700001388","466:4660001811","466:4660002318","470:4700001548","488:4880004678"],"twin_admin_codes":[470,470,466,466,466,470,470,470,470,470,466,466,470,466,470,466,488,488,466,470,470,466,466,470,488],"twin_sims":[0.4951414507311033,0.4673944370260372,0.4535938274166982,0.4275148613967351,0.42158182956240264,0.4167773322468792,0.39378799136450005,0.3800046025791323,0.3644564398091542,0.35879397619570363,0.35659668414720613,0.3373407718234692,0.33128447007999806,0.32394435464207644,0.3152039762294445,0.30370160486826875,0.2911989877058262,0.2872882438360596,0.2859851257401352,0.28562823066980175,0.28397203935716087,0.2816481059623412,0.280942569860723,0.27081750110361763,0.26588096768605224],"twin_dists":[0.15398884459520934,0.16018129362294536,0.16330684046094177,0.16931232652975653,0.1706988940816703,0.17182774327592942,0.1773100808401807,0.18066768127116334,0.1845267612806061,0.18595259629201577,0.1865089770398847,0.19146351055088526,0.19305289669363296,0.19500069524873379,0.19735241859588315,0.20050447364225496,0.2040103270386288,0.20512516753743715,0.20549866382426685,0.2056011342776446,0.20607766479815648,0.2067491570856839,0.20695368195369165,0.20992394942127166,0.21139693558974712],"n_dims_used":43,"mean_confidence":0.9137713410133539},"coverage":{"mean_confidence":0.9137713410133539,"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}}