{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010142},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009763","490:4900010341","490:4900010161","490:4900009765","490:4900009864","490:4900010321","490:4900010068","490:4900010252","490:4900009946","490:4900010328","490:4900010330","490:4900010343","490:4900009437","490:4900010062","490:4900010342","490:4900010586","490:4900011160","490:4900010065","490:4900010671","490:4900009660","490:4900008125","490:4900010057","490:4900009866","490:4900008805","490:4900011322"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.27834819061926686,0.25369061569522167,0.2398854515232507,0.22484045131853952,0.2233361100195734,0.21982145307805073,0.21675978182041652,0.19652596230198838,0.19206495723665207,0.16260232966088117,0.15430917042849399,0.15233959801880276,0.1407699684803533,0.1355829375801858,0.13436906297473528,0.12461273895607428,0.12152425867900876,0.11888912694462944,0.11512025501588774,0.11038605888424749,0.10958540054569606,0.10471840040066194,0.1021374073219681,0.10190465058418977,0.10089505060930276],"twin_dists":[0.20770844780132183,0.21510914969195216,0.21945281884622592,0.22437592689513974,0.2248800222738276,0.2260666551416393,0.22711075021585264,0.23427577302445146,0.2359231205530988,0.24754280024905,0.25108450857744774,0.25194599821671687,0.2571795670455085,0.25963022532322055,0.260213838108762,0.2650549887339699,0.2666473069961813,0.2680304803729363,0.27005012987264737,0.27266043192544753,0.27311039841944285,0.27590186099537467,0.27742335023436737,0.2775620286581482,0.2781664372768527],"n_dims_used":45,"mean_confidence":0.8809560987684462},"coverage":{"mean_confidence":0.8809560987684462,"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}}