Abstract: Aspects of the subject disclosure may include, for example, segregating unique combinations for a portfolio of items into partitions; routing the partitions to an optimization service platform comprising GPUs to apply, via parallel processing by the GPUs, an optimization allocation algorithm according to parameters and analyze each of the combinations of the partitions resulting in optimal outcomes for each of the partitions; and consolidating the optimal outcomes for each of the partitions to determine a suggested portfolio selected from the items. Other embodiments are disclosed.

Abstract: A method for performing attribution analysis with respect to an investment portfolio is provided. The method includes: identifying a set of attributes, such as asset class, time period, risk profile, liquidity profile, and/or geographic region, of the investment portfolio; generating a graph that indicates respective relationships among attribute-related decision points that impact the investment portfolio; and calculating, based on the respective relationships among decision points, a respective attribution result for each individual attribute, in order to obtain a set of attribution results that is associated with the investment portfolio. The calculations of the attribution results are independently performable and may be performed in parallel.

Abstract: A door assembly for a cabinet includes an adapter member and at least one door. Each the door is pivotably connected to the adapter member by at least two hinges. When install the door assembly to a cabinet, the door is mounted to the cabinet. Thus, it is convenient for customers assembling cabinets with at least one door. No adjustments of adjusting the door and the hinge are required.