{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002829},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002750","499:4990002820","499:4990001908","499:4990002420","499:4990002903","499:4990001807","499:4990001899","499:4990002897","499:4990002047","499:4990002908","499:4990002577","499:4990002586","499:4990003234","499:4990002902","499:4990002727","499:4990002584","499:4990001903","499:4990002515","499:4990002081","499:4990002896","499:4990003039","499:4990002907","499:4990002821","499:4990003045","499:4990002643"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499],"twin_sims":[0.6930414989255409,0.6568256448308123,0.6369532459021464,0.593122629570221,0.5812879246350316,0.561340095108784,0.5536283364896898,0.5299329687384603,0.5261287937430731,0.5230114837305286,0.5194456238801793,0.516110692885158,0.5155510354548698,0.5127254872114825,0.511529971635358,0.5109778770446509,0.5093461454669642,0.5072578436219831,0.5072414312330893,0.50213560103318,0.48633900414518466,0.48099897360352106,0.47931117503731513,0.4720075868893805,0.4682674732583538],"twin_dists":[0.1112176740419606,0.11907963285929316,0.12335465176957855,0.13274597156603113,0.13528272686665682,0.13956865285660175,0.1412305707460314,0.14636166200981907,0.1471895980381714,0.1478690317232107,0.14864736703800108,0.1493764406098843,0.14949890296072638,0.1501176821988144,0.15037975024253955,0.15050082689751984,0.15085886849980643,0.15131752676179275,0.151321133406287,0.15244466544753787,0.15594128270616264,0.1571309705353272,0.15750785212017004,0.159143707093856,0.15998466534629666],"n_dims_used":45,"mean_confidence":0.9278628879123264},"coverage":{"mean_confidence":0.9278628879123264,"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}}