{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000559},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000902","480:4800000982","480:4800000421","480:4800001016","480:4800000943","480:4800000866","480:4800000453","480:4800001021","480:4800000860","480:4800000901","480:4800001060","480:4800000981","480:4800001020","480:4800000983","480:4800000452","480:4800001064","480:4800001065","480:4800000865","480:4800001184","495:4950001224","480:4800001061","495:4950001115","480:4800001114","495:4950001334","480:4800001123"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,495,480,495,480],"twin_sims":[0.9192888232681026,0.8889628431692143,0.8809411213346684,0.8746639961056771,0.8408636356738571,0.8126818098646172,0.7936701774879965,0.7884843790869496,0.7836343946182087,0.783537502122259,0.7727027051095864,0.7678418888177014,0.7527007600266912,0.7233956695119078,0.720182295167333,0.7193648645254191,0.7178676762513355,0.7128933502925052,0.7113881254391701,0.7053822127224204,0.6664532729279402,0.6520452470735737,0.6471506750388125,0.6415483228953762,0.6368757908941584],"twin_dists":[0.053281766544282495,0.06301251026763409,0.06539396121972539,0.06721314547928327,0.07646636096623242,0.08364877349391989,0.08829312350171768,0.08953669675433178,0.09069158804346576,0.09071458281697274,0.09326777014148314,0.09440212632794806,0.09789599553847259,0.10451450287873368,0.10523054367289897,0.10541242402319498,0.10574527535159366,0.10684865687528675,0.10718180533565606,0.10850785721288993,0.11700029918207529,0.12010986414348618,0.12116337897043783,0.12236779015127269,0.12337127943380975],"n_dims_used":42,"mean_confidence":0.9000618344261533},"coverage":{"mean_confidence":0.9000618344261533,"n_dims_used":42,"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}}