{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005502},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005403","491:4910005563","491:4910005907","491:4910005411","491:4910005882","491:4910005410","491:4910005940","491:4910005917","491:4910005802","491:4910005554","491:4910005566","491:4910005759","491:4910005412","491:4910005564","491:4910005501","491:4910005503","491:4910005362","491:4910005559","491:4910005259","491:4910005459","491:4910005841","491:4910005454","491:4910005941","491:4910005942","491:4910005452"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6051616267639084,0.49810826805678193,0.48402104290611025,0.3914763711410524,0.3844474900474801,0.3804995899474879,0.36395567504466975,0.35358793279373313,0.33084199750779403,0.32525772500738004,0.3077285452751359,0.28649523431736956,0.2848056143153426,0.2715741026538704,0.26682191400608524,0.2648029706375401,0.26280307657883106,0.2543791425113472,0.2514095776013595,0.2502625696896326,0.24493847635810634,0.24190523368989372,0.2405938651003251,0.24021500469037788,0.22134276479198528],"twin_dists":[0.13016763448441906,0.15333308027037526,0.15645719142586847,0.17786927396212623,0.17957918385434396,0.18054610860902098,0.18465240106268843,0.1872737035492843,0.19316963558045247,0.19465039560954892,0.19939327075554977,0.20535233648225787,0.20583761451267665,0.2096996633438506,0.21111487066238985,0.21172084877691214,0.21232395698812653,0.21489651638895693,0.21581622158678476,0.21617331483318009,0.2178447161975798,0.21880742579506557,0.2192260551866831,0.21934727463673664,0.2255514787389753],"n_dims_used":45,"mean_confidence":0.8864884270562066},"coverage":{"mean_confidence":0.8864884270562066,"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}}