{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002351},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002173","480:4800002254","480:4800002210","480:4800002253","480:4800002207","480:4800001774","480:4800002107","480:4800001665","480:4800002103","480:4800002385","480:4800002265","480:4800002159","480:4800001782","480:4800002112","480:4800002337","480:4800002214","466:4660004974","480:4800002347","480:4800002391","480:4800002250","480:4800002536","470:4700006354","480:4800002535","480:4800002482","480:4800002167"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466,480,480,480,480,470,480,480,480],"twin_sims":[0.5441520166122501,0.5017311158909742,0.47867736352206297,0.438562633051264,0.4359471097350695,0.2686146570180755,0.2659297993824339,0.2372410681852183,0.2222391013633898,0.21370015994866753,0.2134998069379476,0.1898289970156695,0.18249840275159004,0.18182488311007072,0.17802804526873317,0.17777811364023266,0.17418705440207702,0.16843836160851244,0.1677373597931179,0.16421579845960874,0.16289968296369045,0.1619285665053843,0.15953025585516592,0.15670391790835603,0.15669426222296357],"twin_dists":[0.14327771202220413,0.15253380389069426,0.157649490232321,0.16675121924313466,0.16735519305942986,0.21057917041127042,0.2113822821784488,0.2203031561608316,0.2252490513016328,0.22816410905223306,0.2282334403092466,0.23675884845143844,0.23954812167744433,0.23980832506183927,0.24128807625948043,0.24138626491202408,0.24280802387545092,0.24512827418813932,0.2454150772056748,0.24686908443220346,0.24741827545101233,0.24782556889000282,0.2488390894679395,0.2500478281523679,0.2500519847465776],"n_dims_used":43,"mean_confidence":0.920008193614871},"coverage":{"mean_confidence":0.920008193614871,"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}}