{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001664},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000491","497:4970001348","497:4970001916","497:4970001437","497:4970001351","497:4970000995","497:4970001511","497:4970001089","497:4970001839","497:4970001915","497:4970001505","497:4970001177","497:4970000431","497:4970001265","497:4970001359","497:4970000836","497:4970001745","497:4970001582","497:4970001823","497:4970001831","497:4970001433","497:4970001088","497:4970000624","497:4970001084","497:4970001426"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.5052713032235686,0.4758988763242805,0.4676457864506726,0.4105429069444704,0.39011495844183947,0.389953356007351,0.379074196598377,0.3642713529466945,0.35852299036053537,0.3481555700510814,0.315821614952209,0.3060652829577444,0.3059845829521389,0.2982527534684594,0.29576707151955806,0.2882316701254688,0.2831651057507054,0.27309190384554505,0.2667272897570139,0.26383499569756724,0.2620324812380425,0.26009857249083596,0.2576015635996558,0.2560454442005345,0.2530804608621094],"twin_dists":[0.15175429650631397,0.15827111561030188,0.1601246709626664,0.17330092946982045,0.1781993275881239,0.17823854140465614,0.18089640343366206,0.18457318863822753,0.18602111843541708,0.18866305439235145,0.19718503722271588,0.199851210203651,0.19987346550529567,0.2020217572288424,0.20271931079618163,0.2048553983022918,0.20631044795250292,0.20925088627090901,0.21114320791168315,0.21201240437527233,0.2125571114564566,0.21314414266996393,0.21390617572624304,0.21438342978694197,0.21529788656984755],"n_dims_used":45,"mean_confidence":0.8917043050130208},"coverage":{"mean_confidence":0.8917043050130208,"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}}