{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003393},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003272","491:4910003314","491:4910003226","491:4910003398","491:4910003313","491:4910003227","491:4910002396","491:4910002756","491:4910003350","491:4910003271","491:4910003093","491:4910003356","491:4910003007","491:4910002344","491:4910003357","491:4910003400","491:4910001944","495:4950000473","491:4910001774","491:4910001357","491:4910002188","491:4910002142","491:4910001840","491:4910002052","491:4910002497"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,495,491,491,491,491,491,491,491],"twin_sims":[0.7522611636202802,0.5733106670925986,0.5080329388351745,0.48969016810140725,0.45312898168383187,0.3685000563322272,0.3348726889197778,0.30384554799566815,0.30295397162775933,0.24714494505924367,0.24636402216325468,0.22206676346578152,0.1879710321374157,0.18155191739717033,0.163183433606802,0.14027733895897387,0.13897164247677757,0.13651153873782074,0.1302622280199068,0.1257518342818266,0.12532346877652156,0.11979863195594337,0.11648437709140248,0.11529638276260495,0.11193107750217902],"twin_dists":[0.09799660024444767,0.1369948120453156,0.15114723344803296,0.15519674074373674,0.16341270899705662,0.18351540009674414,0.19210933475874037,0.20046460717514952,0.20071171473040475,0.21714923336283273,0.2173949232266697,0.2253071354321303,0.237458544174862,0.23991397488157154,0.2472996005901531,0.2574093874969018,0.2580214434018326,0.25918640725940534,0.26221821226579256,0.26447528368751405,0.26469281658521354,0.26755046005355615,0.26931335100016035,0.2699546253082947,0.2717992205626881],"n_dims_used":44,"mean_confidence":0.8928911902687766},"coverage":{"mean_confidence":0.8928911902687766,"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}}