{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004924},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005344","490:4900004925","490:4900004923","490:4900005081","490:4900009474","490:4900005082","490:4900005217","490:4900005479","490:4900004935","490:4900010863","490:4900005351","490:4900004237","490:4900005062","490:4900005347","490:4900011853","490:4900005199","490:4900005343","490:4900012125","490:4900005208","490:4900003015","490:4900008932","490:4900005079","490:4900005209","490:4900004942","490:4900005205"],"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":[0.04698324649770375,0.03788179151071299,0.03025541052495292,0.022509687318932534,0.02093128080369781,0.01711707574607337,0.013206735343792225,0.012994964552549403,0.011839545795503198,0.011105277031423475,0.010813086829291023,0.009341086876228415,0.008284911406609252,0.00804918066598958,0.007684041054681457,0.007129186307734828,0.006952559645803979,0.006521088390403122,0.006403401746015047,0.006058697331416819,0.005632308959019452,0.005489003425153118,0.005253226310108573,0.0052380772218542935,0.005235407847728719],"twin_dists":[0.3211848429087281,0.3323003015422687,0.3435213455581031,0.35774749765114094,0.3611590015411856,0.37043513026025776,0.3820618841452419,0.3827748766725192,0.38685640139391997,0.3896379588924277,0.39079050372674284,0.3970563924575798,0.4021212508880897,0.4033302324382078,0.4052670765572912,0.4083745496085923,0.40940943347463943,0.412040560070713,0.4127854140100025,0.4150403550071786,0.41799557679975424,0.4190342948689721,0.42079786262907654,0.42091360750762685,0.4209340339353688],"n_dims_used":45,"mean_confidence":0.936568111843533},"coverage":{"mean_confidence":0.936568111843533,"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}}