{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007962},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009387","490:4900008067","490:4900009386","490:4900009596","490:4900008969","490:4900007975","490:4900008635","490:4900008414","490:4900007858","490:4900010300","490:4900008749","490:4900010106","490:4900007851","490:4900008629","490:4900008082","490:4900009071","490:4900007859","490:4900008628","490:4900008180","490:4900009077","490:4900008409","490:4900010193","490:4900009188","490:4900008736","490:4900009491"],"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":[0.7556246377909616,0.7100602868984222,0.7038177055935266,0.6661435440384241,0.6646026534762463,0.6561279268059075,0.6316389778386194,0.5796147611560382,0.5788315991286637,0.5780547615648792,0.5504592896448877,0.5116571976453507,0.48593495505534107,0.4803930347458523,0.4678757254225296,0.4667015195399672,0.4628434955795323,0.4520244791609088,0.4473710443355241,0.4291823031049924,0.4203013335332536,0.4201956171498262,0.4058003061256098,0.3866038141206738,0.3844948717235317],"twin_dists":[0.0972256992159228,0.10747541913816852,0.10885247089656098,0.1170672952545095,0.11740049238558636,0.11923008436792115,0.12449501523940976,0.13564165083461355,0.1358096826281307,0.13597637667447363,0.14191452169094668,0.15035185376062524,0.15603115730351652,0.15726622679434643,0.16007288065483977,0.1603374444784501,0.16120833158870995,0.16366442001043696,0.16472744160581088,0.168924076752273,0.17099921933318007,0.17102403112971265,0.17442816669810726,0.17905305727681717,0.17956760801942867],"n_dims_used":45,"mean_confidence":0.9233848571777343},"coverage":{"mean_confidence":0.9233848571777343,"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}}