{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001120","491:4910001133","491:4910001272","491:4910001748","491:4910000990","491:4910001738","491:4910001055","491:4910001328","491:4910001132","491:4910001185","491:4910001198","491:4910001394","491:4910001747","491:4910001512","491:4910001134","491:4910001004","491:4910002615","491:4910001682","491:4910001069","491:4910001071","490:4900006444","491:4910001691","491:4910001806","491:4910001631","491:4910001622"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,491,491,491],"twin_sims":[0.5422779474274675,0.2829521774096766,0.24127157054204174,0.2333674831997327,0.22232977653360073,0.22062911773884306,0.1923351228817695,0.17153138057918613,0.16793964211142756,0.15354735040984022,0.13052743510982068,0.1292819351692257,0.1275086814084758,0.11890475122661384,0.10968051028750968,0.10538616337771003,0.09824711231907737,0.08985514351781348,0.08415551192423712,0.08380307344552285,0.07436144179243741,0.07312611109872791,0.06405651004769813,0.061364181383657776,0.05823694354360813],"twin_dists":[0.14368328510713088,0.20637193998185785,0.21900952645543115,0.2215600047757888,0.22521850254791034,0.22579285185945688,0.23582260195176982,0.24387296118341073,0.24533222842005473,0.25141676656137096,0.2620873488880209,0.2627036791748925,0.26358895587462094,0.26802221048542196,0.2730568143157063,0.27551297925969115,0.27977445092616476,0.28510668075525303,0.2889576799201499,0.2892025530961623,0.2960920550214823,0.29704483093486267,0.3044713182619988,0.30684089195287173,0.30970288395322565],"n_dims_used":45,"mean_confidence":0.8967237684461805},"coverage":{"mean_confidence":0.8967237684461805,"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}}