{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001202},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001111","665:6650000144","497:4970001200","665:6650000120","480:4800003301","665:6650004523","665:6650000381","665:6650003883","491:4910001787","491:4910001278","497:4970003402","495:4950001857","483:4830000234","665:6650003073","665:6650004554","483:4830000344","483:4830000328","497:4970001289","492:4920002940","665:6650001922","665:6650004474","495:4950001569","497:4970003524","497:4970003334","497:4970002899"],"twin_admin_codes":[497,665,497,665,480,665,665,665,491,491,497,495,483,665,665,483,483,497,492,665,665,495,497,497,497],"twin_sims":[0.027311961027023393,0.01779661816340088,0.004334943789386825,0.0029829607932632166,0.0007354982491357359,0.0006973478571556911,0.0006781364508714263,0.0006580543910932893,0.0006182979105150046,0.00051133428267604,0.0004874654202867243,0.00045748252402546885,0.0003852484578581913,0.0003431091569981486,0.00032394922187611907,0.00031130914914353325,0.0002998012149432553,0.00029839549993585115,0.0002889248504082109,0.00022095281037042707,0.00021916253837997668,0.00021320010181459355,0.000187463681442604,0.00017404721356781974,0.0001722731779012112],"twin_dists":[0.3485106566741357,0.36865814406524483,0.4284301916065317,0.44290204765378766,0.49335084909304355,0.49516855910106605,0.4961192507459972,0.49714023120827483,0.4992501029614766,0.5056268164810729,0.5072190264706437,0.5093256780230505,0.5149854103355055,0.518765652661696,0.5206306412793054,0.52191849829941,0.5231344000223608,0.5232859150042718,0.5243245195772465,0.532883153353262,0.5331406050138972,0.5340125399503021,0.5380606255921274,0.5403835032877429,0.5407031978435712],"n_dims_used":45,"mean_confidence":0.9234720865885416},"coverage":{"mean_confidence":0.9234720865885416,"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}}