{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007657","490:4900005158","490:4900005446","490:4900007546","490:4900005696","490:4900004345","490:4900006921","490:4900007054","490:4900005188","490:4900006687","490:4900005695","490:4900005566","490:4900005439","490:4900005159","490:4900006092","490:4900006065","490:4900007050","490:4900011824","490:4900006189","490:4900007648","490:4900005694","490:4900010511","490:4900007287","490:4900010040","490:4900002543"],"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":[0.07049296884071318,0.025862393051856496,0.014872999875085505,0.012189464006000277,0.009083125089115084,0.00825831251238837,0.006027232049485859,0.0056355914248300614,0.005507663092642711,0.00491384336145447,0.004781128831585662,0.0047180147783462524,0.004042671365661644,0.0037017447569457863,0.0035181754479261884,0.003332856500448285,0.0033189954456845335,0.0029327028100324557,0.0028026839903110214,0.0025325290941682,0.0025310953821254542,0.002447327355757543,0.002349040959705074,0.00230902385088857,0.0023015984780878876],"twin_dists":[0.2991199938000099,0.3511401394431738,0.3767796448294276,0.38558435228926424,0.3982442686467143,0.402256113526312,0.4152519129066571,0.41797206556484673,0.41889766608908713,0.4234664710012179,0.4245556506970859,0.4250832707507809,0.43116958946566447,0.43460245763638533,0.43657199325015444,0.438657710457284,0.43881793422727194,0.44354869144742487,0.44526981684597094,0.44909301324971995,0.4491142814900943,0.4503765113915317,0.4519090286411091,0.45254989828374753,0.4526699346146768],"n_dims_used":45,"mean_confidence":0.8962174309624567},"coverage":{"mean_confidence":0.8962174309624567,"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}}