{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008368},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007802","490:4900008589","490:4900008369","490:4900007915","490:4900007801","490:4900008137","490:4900008911","490:4900008367","490:4900008685","490:4900007800","490:4900008038","490:4900008798","490:4900008256","490:4900008695","490:4900008245","490:4900008135","490:4900009252","490:4900009357","490:4900007916","490:4900009023","490:4900008807","490:4900009327","490:4900008356","490:4900006462","490:4900008255"],"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":[0.4837870157828916,0.05485939805688715,0.024714496378730508,0.012686196576581814,0.012636644936488996,0.008299361004102779,0.007791318858612262,0.004557120415360397,0.003155012818258359,0.0031152409348957004,0.002897308339512636,0.0012398013202443582,0.001131983093421434,0.00063336897805833,0.0006219324697012513,0.0006060489115127096,0.0004672882566879058,0.00039527796773666855,0.00033054831969033834,0.00022875370171507125,0.0002184666319938401,0.00020631693197814473,0.0002037765929237308,0.0001944295577565153,0.00015819572961088476],"twin_dists":[0.15650932131260734,0.31293994214868925,0.3533142422502048,0.38383308915232484,0.38400503201962605,0.4020481505179352,0.40468961648866264,0.42645783869583126,0.4407612806284121,0.44124649330128973,0.44401020225303445,0.4751633131210382,0.4783820296658922,0.4984357923520292,0.4990520431770256,0.49992568238601853,0.5086228580612565,0.514142940917724,0.5199768908574273,0.531783761425581,0.5332412147191739,0.5350481188605667,0.5354385466749626,0.5369156644206817,0.543356036923958],"n_dims_used":45,"mean_confidence":0.8898507012261285},"coverage":{"mean_confidence":0.8898507012261285,"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}}