{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002824},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770002902","477:4770002751","477:4770001901","500:5000011509","489:4890005420","498:4980004050","477:4770001786","481:4810003190","481:4810005311","483:4830000156","472:4720001192","476:4760000539","472:4720001250","484:4840001121","472:4720005718","489:4890004441","472:4720001249","479:4790001494","500:5000011478","468:4680002108","470:4700000029","494:4940001459","496:4960010903","500:5000011444","484:4840008554"],"twin_admin_codes":[477,477,477,500,489,498,477,481,481,483,472,476,472,484,472,489,472,479,500,468,470,494,496,500,484],"twin_sims":[0.7775373638120384,0.5307600897160041,0.07982493679402795,0.013085073252699947,0.010292894138273738,0.006836009241530442,0.004619414376926811,0.002827590917200645,0.000984416741917855,0.000696694525420062,0.0005006184256825644,0.00038697614373550763,0.0003842515319944626,0.00035127396411561377,0.00030418933014867235,0.0002496166087690171,0.0002020749641291333,0.00019569786709505975,0.00011590419078172483,0.00010303201015841484,0.00008488423416271126,0.00007735959075060733,0.00006715720148270897,0.00005447407815786782,0.000027406371854258646],"twin_dists":[0.09213285139709443,0.14618181771818045,0.29202528035617664,0.3824702504064149,0.3929127837232282,0.41010534788075775,0.4259204986772817,0.44493453398823934,0.48328184012455006,0.49520048685989726,0.5063328533896523,0.5148388331269653,0.5150702700311794,0.5180004196496685,0.5226656788886397,0.5290081179632333,0.535702642246144,0.5367113615413118,0.5529282300708229,0.5565078844778324,0.5623496967413556,0.5651270397379818,0.5693326135345319,0.5755003814745715,0.5952938487417726],"n_dims_used":44,"mean_confidence":0.8973582874644886},"coverage":{"mean_confidence":0.8973582874644886,"n_dims_used":44,"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}}