{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006913","490:4900002073","490:4900002074","490:4900002227","490:4900002075","494:4940004679","490:4900001917","490:4900002076","490:4900002245","490:4900004883","490:4900006792","490:4900002246","490:4900004884","490:4900002077","490:4900006795","490:4900013085","471:4710002569","494:4940004201","490:4900012303","490:4900001919","490:4900001932","480:4800000269","490:4900000633","470:4700009035","490:4900000638"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,471,494,490,490,490,480,490,470,490],"twin_sims":[0.010747075220672354,0.007437098176063403,0.007204169931024301,0.002989680303266079,0.0026665361604450593,0.0022642851033021537,0.0018514603905835658,0.0017768265737947708,0.0014403244842123165,0.0012556003103523262,0.000977305222332632,0.0008134061321377334,0.0008004447863540055,0.0007302949325941179,0.0006869173106123607,0.0006199395752364808,0.000499507813734679,0.00046617992180337175,0.00044332206189555987,0.000434425481850029,0.00042776694523292903,0.00036537723581074323,0.0003528813963204544,0.0003467165450130144,0.0003239357713831024],"twin_dists":[0.39105471816694876,0.40662432811082316,0.4079421637472915,0.44281634714720786,0.44715221916299835,0.4532785648712188,0.46070786591267765,0.4622118355029658,0.46981139814748246,0.47471360055112993,0.4835348225867574,0.4898964830697475,0.49044922759743603,0.4935935237264522,0.4956816516069943,0.4991605088910763,0.506406833939067,0.5087016024989298,0.5103658890930511,0.5110354338415009,0.5115449916148115,0.5167170433383069,0.517851732019053,0.5184254745735085,0.5206319864818651],"n_dims_used":45,"mean_confidence":0.9133527967664931},"coverage":{"mean_confidence":0.9133527967664931,"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}}