{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000402},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000404","487:4870012165","474:4740000403","474:4740000369","474:4740002504","474:4740000400","487:4870004903","487:4870005192","487:4870011952","487:4870005048","474:4740002702","474:4740003062","474:4740002884","487:4870004904","487:4870006219","487:4870005338","474:4740003364","474:4740002505","487:4870005191","487:4870011835","487:4870005049","487:4870005335","478:4780003369","474:4740002608","474:4740002606"],"twin_admin_codes":[474,487,474,474,474,474,487,487,487,487,474,474,474,487,487,487,474,474,487,487,487,487,478,474,474],"twin_sims":[0.9284036016191741,0.8764336603186116,0.7953599545671277,0.748352133854388,0.6986923276326333,0.668626832549083,0.6655460518476723,0.6523679434527853,0.615419612132399,0.6112481199445565,0.5890276932415393,0.5883457595987035,0.5744990866436471,0.5714808316727147,0.5450919450471671,0.5355359017070956,0.5144873124271946,0.5075853341340223,0.5023623605340121,0.4830882004314502,0.4762904517159391,0.47534883365279174,0.470344975948528,0.45698333499047494,0.44617911620058043],"twin_dists":[0.05006108947914672,0.06670398792848876,0.08788588299144717,0.09888927712578961,0.10997919960895244,0.11652994048860255,0.11719651584911474,0.12004036113484684,0.12797098730737524,0.128864332088254,0.13362337559148904,0.13376952119109575,0.13673961343975854,0.13738785228753497,0.14307439345630002,0.14514452752451795,0.14973175332426308,0.1512455666991813,0.15239470192243065,0.15666503026438233,0.15818343805337712,0.15839431536257917,0.15951726374838582,0.16253607675000672,0.16500039183685708],"n_dims_used":43,"mean_confidence":0.9187600778978925},"coverage":{"mean_confidence":0.9187600778978925,"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}}