{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010167},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008060","490:4900009046","490:4900008484","490:4900009359","490:4900009150","490:4900008056","490:4900011465","490:4900006121","490:4900008277","490:4900008045","490:4900006251","490:4900007216","490:4900008271","490:4900008376","490:4900012130","490:4900007708","490:4900005998","490:4900003974","490:4900009291","494:4940009001","490:4900007947","490:4900008276","490:4900007583","490:4900008382","490:4900006006"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.21532241686186265,0.11031742726220871,0.10290696482984729,0.07030421542054519,0.05659256166671104,0.05227920694658579,0.05132237663422634,0.04460650036211998,0.04188792802518409,0.03494198899407206,0.031253293373340374,0.030644547021657222,0.03037330540634571,0.029523363012271507,0.029313844708571617,0.027769144762848464,0.02643764323998269,0.023361732486271648,0.022018255974436993,0.018614791601995903,0.018281400429992534,0.01817435561594789,0.01721899612548177,0.016385034340963625,0.015153588024652127],"twin_dists":[0.22760434503497387,0.2726989035048226,0.27696659071540164,0.2992711491931099,0.31125892722108134,0.31552586698289825,0.31651179590134476,0.3238995600965032,0.3271578089951739,0.3363757269265646,0.3419243057304731,0.34289326977703904,0.3433303330326618,0.3447218940570044,0.3450702002705501,0.34770627679820443,0.3500818012217341,0.3559914403540009,0.35878674418656165,0.3665958467097892,0.3674264292806824,0.3676959231104209,0.3701647121545878,0.372420018973506,0.3759420205634847],"n_dims_used":45,"mean_confidence":0.906709713406033},"coverage":{"mean_confidence":0.906709713406033,"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}}