{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001433},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001619","473:4730001804","473:4730000643","473:4730001434","473:4730001707","473:4730001967","473:4730001355","473:4730001790","473:4730001705","473:4730001888","473:4730001251","473:4730001343","473:4730001156","473:4730001250","473:4730001342","473:4730001618","473:4730002131","473:4730001717","473:4730001526","473:4730001445","473:4730001791","473:4730001545","473:4730001340","473:4730001537","473:4730001527"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9637948970405471,0.9463206532793333,0.938823139416,0.9359847151518889,0.9343099214466074,0.9194055106032064,0.9172141129379027,0.9127209398398342,0.9118944274122798,0.9042478391335729,0.9033489170214832,0.9002980255817915,0.8880284155300648,0.8874556985509482,0.8857381856340599,0.8675433248431426,0.8674328364944665,0.8674144331156725,0.861286726555342,0.8576870945348064,0.8551028578997072,0.8522139085621073,0.8509159470796452,0.8500209841923606,0.8494513918188088],"twin_dists":[0.035270797362962195,0.04314250251167245,0.046147739787758234,0.04724152389935271,0.04787670175799721,0.05324157107507841,0.05399229095500407,0.05550523107312614,0.055779861581844295,0.05827061641143226,0.0585578132734134,0.05952430730920935,0.06329340553097666,0.06346509903319753,0.06397788446294811,0.06923414535437025,0.06926516830014966,0.06927033463934362,0.07097562051335879,0.07196404704514459,0.07266788389523637,0.07344921099847307,0.07379841042532032,0.07403853773233188,0.07419109142824953],"n_dims_used":45,"mean_confidence":0.9146703084309896},"coverage":{"mean_confidence":0.9146703084309896,"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}}