{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011944},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011878","490:4900010207","490:4900011207","490:4900008076","490:4900011349","490:4900012078","490:4900010211","490:4900007964","466:4660004648","490:4900010900","490:4900012082","490:4900010898","490:4900010817","490:4900009067","490:4900011216","490:4900011208","466:4660004386","490:4900007855","490:4900010967","490:4900010808","466:4660003955","490:4900011350","490:4900010895","490:4900012214","490:4900010296"],"twin_admin_codes":[490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,466,490,490,490,466,490,490,490,490],"twin_sims":[0.5068503237922712,0.409310946137316,0.3990391118317003,0.30782160233311734,0.3076621853893587,0.27904711896533574,0.2578569987249972,0.25543831357635816,0.25389770119845945,0.23854143243130604,0.2366039976718055,0.23126483731091693,0.22967304752792805,0.22537067523890073,0.2244464896503248,0.2029625401352468,0.2022838042362821,0.19103988975192568,0.1883199556849081,0.18003937403808914,0.17897916395672284,0.16966774032999396,0.16538338091408922,0.16358594082068453,0.15266263271997896],"twin_dists":[0.15140708889645182,0.17359319091075065,0.17604541532392623,0.19936769191059717,0.19941151399693266,0.20750469379114383,0.213828009234987,0.21457013132784583,0.21504515830675971,0.21988423941849466,0.22050893730910615,0.22224797914581765,0.22277154781550784,0.2241987870796515,0.22450772348692813,0.2319438972192262,0.2321873691938399,0.23630540912001033,0.2373267740402935,0.24050144144367788,0.24091531035367958,0.24462736056937848,0.2463845321310282,0.24713151347163492,0.25180414511860766],"n_dims_used":45,"mean_confidence":0.9156023661295573},"coverage":{"mean_confidence":0.9156023661295573,"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}}