{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000835},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810004034","485:4850003000","485:4850000171","485:4850000646","499:4990002906","485:4850001278","485:4850000460","485:4850002439","481:4810004833","499:4990003379","485:4850001958","485:4850000899","485:4850002639","485:4850001406","485:4850000545","485:4850001170","485:4850001162","481:4810001832","499:4990001967","472:4720000168","485:4850001878","485:4850001389","500:5000008458","485:4850001293","485:4850002558"],"twin_admin_codes":[481,485,485,485,499,485,485,485,481,499,485,485,485,485,485,485,485,481,499,472,485,485,500,485,485],"twin_sims":[0.410617513730548,0.34138220913824185,0.31990262793690477,0.2852120590178283,0.25180261797242615,0.22876029345018023,0.22296563794973578,0.2098979578132997,0.2078824507357728,0.20383614273576683,0.2031697635876897,0.19276657354282087,0.18733107262571722,0.18396217633850045,0.18266113079401466,0.17998150818883482,0.17973683273204827,0.17835864989567343,0.1781352017229776,0.17630117681316324,0.17621572979731367,0.1701182123817656,0.16746823241882708,0.1666303504349278,0.16481728299434448],"twin_dists":[0.17328324266909817,0.1904114641126464,0.19608369208754428,0.2057207212444943,0.21569409714555043,0.22307285017294157,0.22500451202636865,0.2294874312536969,0.23019552198782747,0.2316313450644679,0.23186967470886502,0.23566227896262223,0.23770066962869982,0.23898494497170744,0.23948535608924562,0.24052398561587499,0.2406193664436269,0.2411583445429504,0.24124600854348766,0.24196850966409963,0.2420023010086386,0.24444446730041638,0.24552541531600605,0.24586975409094894,0.2466191556574487],"n_dims_used":44,"mean_confidence":0.9141663638028231},"coverage":{"mean_confidence":0.9141663638028231,"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}}