{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002685},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002391","498:4980002310","498:4980002146","498:4980002390","498:4980001884","498:4980001220","498:4980002239","498:4980002240","498:4980002690","498:4980002615","498:4980002614","498:4980001513","498:4980001971","498:4980001796","498:4980001226","498:4980004756","498:4980002403","498:4980001320","498:4980000849","498:4980002389","498:4980001508","498:4980000938","498:4980002319","498:4980001414","498:4980002851"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.7967637707992743,0.7446850269311883,0.7420345407613961,0.7347830017672837,0.722054627747605,0.6360124672790881,0.6212458805481956,0.6082063266363796,0.6012492942918495,0.5981646430415688,0.5877533337612507,0.5655213788196414,0.5597432011999769,0.5569012571507258,0.5565344504910885,0.555506449857307,0.5549694901434734,0.549398826971886,0.5459329596626261,0.5450996499157724,0.5411071210163146,0.5350256310134051,0.5279925583013951,0.5237715497240214,0.5170820054816643],"twin_dists":[0.0875467806532537,0.09972363818461208,0.10032490776100786,0.10196264924034597,0.10481353617197488,0.12355659886804468,0.12672294142925497,0.1295156811421701,0.13100539785695545,0.1316659891613096,0.13389649219859304,0.1386688796243738,0.13991252231064352,0.1405248351466344,0.14060389837253642,0.14082551938614163,0.14094130388273457,0.1421435343186846,0.1428925235449053,0.1430727270507204,0.14393679698461007,0.14525526647532275,0.14678380879613773,0.1477032874132799,0.14916397807115342],"n_dims_used":43,"mean_confidence":0.9217021853424782},"coverage":{"mean_confidence":0.9217021853424782,"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}}