{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001647},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001878","497:4970000035","491:4910001589","487:4870001235","487:4870003214","487:4870003489","487:4870003351","500:5000001907","487:4870003352","500:5000001906","500:5000001328","665:6650000017","500:5000001326","665:6650000448","487:4870001150","500:5000001327","477:4770002818","494:4940002586","500:5000001276","470:4700007267","494:4940004331","491:4910001529","487:4870001243","487:4870003081","470:4700007268"],"twin_admin_codes":[491,497,491,487,487,487,487,500,487,500,500,665,500,665,487,500,477,494,500,470,494,491,487,487,470],"twin_sims":[0.16964838693054327,0.07304524204108066,0.05238145659100269,0.022288734654534955,0.01462216239247239,0.014512183706729074,0.00999067904408486,0.009484179818664286,0.008006575139225508,0.006664532083422465,0.006467431274265715,0.00576794070011627,0.005299629828174089,0.005178476861169507,0.005056317585044835,0.004699758753156445,0.003903240112422989,0.0038795281831318926,0.003337797830285817,0.0030759337285038674,0.002943335411160807,0.002840729498905672,0.002778094625313464,0.0024659525306397197,0.0024351949508489078],"twin_dists":[0.24463522592631465,0.2971076555626121,0.3154213966248463,0.3582122901401264,0.3775403286695093,0.37787748069844856,0.39419004586037126,0.39641004720695333,0.4035521203641518,0.41114888646831954,0.41237864804511615,0.4170342453198364,0.4204451915218316,0.4213719370913701,0.4223264645092171,0.425237080419829,0.43254047342237556,0.43277802932579873,0.438600739225303,0.4417316284029531,0.44341104685276134,0.4447587569105327,0.4456035098154656,0.4500924777003891,0.4505625982899584],"n_dims_used":44,"mean_confidence":0.8960872996937145},"coverage":{"mean_confidence":0.8960872996937145,"n_dims_used":44,"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}}