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603results about How to "Profit maximization" patented technology

Map/Reduce type mass data processing platform-orientated job scheduling method

The invention discloses a Map/Reduce type mass data processing platform-orientated job scheduling method belonging to the field of mass data processing, and particularly relates to job scheduling and resource management in a Map/Reduce type mass data processing platform. The invention provides a Map/reduce job scheduling method based on Reduce task resource preemption, which realizes that when a Reduce task is in an idle waiting state, computing resources occupied by the Reduce task are distributed to a Map task for being used. The Map/Reduce type mass data processing platform-orientated job scheduling method mainly comprises: preemptible resources, a job scheduling module, an application management module, a task executing module, a node management module, a task suspending and recovering method, and a preemptible-resource-orientated job scheduling method. The Map/Reduce type mass data processing platform-orientated job scheduling method can be applied to job scheduling and resource management of a data center, and realizes reasonable distribution of computing resources of the data center by preemption scheduling of a Reduce task in a Map/Reduce job, thereby improving the computing resource utilization rate and shortening the job running time.
Owner:BEIJING UNIV OF TECH

Intelligent resource allocation method in Internet of Vehicles

The invention discloses an intelligent resource allocation method in the Internet of Vehicles, which applies an artificial intelligence algorithm to solve the problem of resource allocation in a vehicle network so as to maximize the revenue of a network operator. Specifically, the method comprises: establishing a base station-roadside node combined vehicle edge calculation and cache resource scheduling framework to distribute requested resources for vehicles; establishing a network operator revenue function in combination with the operator revenue and the user experience quality to evaluate the resource distribution problem, and establishing a joint optimization problem to maximize the network operator revenue; solving the joint optimization problem through deep reinforcement learning, obtaining an intelligent task scheduling and resource distribution scheme, arranging the obtained scheme in an intelligent control system, and performing intelligent scheduling and arrangement on vehiclerequests and server resources. According to the intelligent resource distribution method in the Internet of Vehicles, the revenue of a network operator can be maximized while the user experience is considered, and a new idea and angle are provided for practical application of artificial intelligence.
Owner:DALIAN UNIV OF TECH

Commodity and service online ordering and management Internet platform

The invention aims at providing a commodity and service online ordering and management Internet platform, and the platform comprises a merchant terminal which is used by a merchant for publishing store information, commodity specific information and special offer information, displaying and processing an order; a customer terminal which is used by a customer for meeting a commodity ordering request, and generating an order; and a platform terminal which is used by the merchant for storing, displaying and storing of store information, commodity information and special offer information, displaying the order, storing and tracking the order processing operation of the merchant, supervising and guaranteeing the execution process of the order. The advantages of the platform are that the customer can directly order the commodity and service, published by the merchant of a real store, on the platform, such as a room number and a license plate number, and can order the needed commodity and service at any time; The merchant can directly display and process the order of the customer through the platform. The platform achieves the direct communication between the customer and the merchant, reduces the agent link, reduces the operation cost for the merchant, and brings more benefits to the customer.
Owner:刘翔英 +1

Novel technique for extracting L-tryptophan from fermentation broth

The invention discloses a novel technique for extracting L-tryptophan from fermentation broth, which includes the following steps that: fermentation broth is pretreated, and the treated liquid is pumped into a ceramic microfiltration membrane filter, so that tryptophan microfiltrate without mycelium and mycoprotein are obtained; the tryptophan microfiltrate is pumped into an ultrafiltration membrane filter, so that tryptophan ultrafiltrate and concentrated liquid containing pigment and protein are obtained; the tryptophan ultrafiltrate is pumped into a nanofiltration membrane filter, so that concentrated tryptophan liquid and permeate containing salt are obtained; waste filtrate is comprehensively utilized to produce protein feed; industrial ethylic acid is used for promoting low-temperature crystallization, crystallization mother liquid is treated by the ion exchange method and used, and after crystals are centrifugally dehydrated and dried, the L-tryptophan product is obtained. The invention solves the problem on how to recover industrial ethylic acid, and greatly increases the extraction rate of L-tryptophan; and since the filtrate and the mycoprotein are comprehensively utilized, the product profit is maximized. The total extraction rate of L-tryptophan is 85.2 percent, and the refined product meets the standards of Chinese Pharmacopoeia edition 2005.
Owner:HENAN JULONG BIOLOGICAL ENG CO LTD

Internet of Vehicles resource allocation method based on multiple MEC servers

The invention relates to the technical field of wireless short-distance communication in an Internet of Vehicles system, in particular to an Internet of Vehicles resource allocation method based on multiple MEC servers. The allocation method comprises the following steps: determining a system benefit function executed by vehicle user task in consideration of time delay and energy consumption according to an optimization target of Internet of Vehicles resource allocation; simplifying each optimization function through a decoupling mode, solving an optimal unloading strategy of a vehicle user through a multi-round combined unloading scheduling mechanism and a joint resource allocation strategy, and performing Internet of Vehicles resource allocation by adopting transmission power and computing resources under a multi-MEC server scene when the optimal unloading strategy is executed. According to the method, the Internet of Vehicles resource allocation under the MEC multi-server scene is determined from two aspects of task unloading and resource allocation; and the task unloading problem is solved through a multi-round combined unloading scheduling mechanism and a joint resource allocation strategy, so that the time complexity is reduced, the average system revenue maximization is realized, and the overall performance of the system is improved.
Owner:CHONGQING UNIV OF POSTS & TELECOMM

A method for comprehensive utilization of straw raw materials

The invention relates to a comprehensive utilization method of straw raw materials. The method is characterized by comprising the following steps: a, carrying out solid-liquid separation on steam-exploded straws, using an alkaline cooking method to process solid bodies of the steam-exploded straws, and extracting good xylogens from an alkaline extract liquor by an acid-out method; b, carrying out enzymolysis on the extracted residues in the step a to obtain zymolytic residues and a zymolytic liquid, wherein the zymolytic residues are used for preparing pulps; and c, after the steam-exploded straws in the step a are detoxificated, mixing a zymolytic liquid with the zymolytic liquid in the step b and adding nitrogen sources to butylicum fermentation. The method has the advantages that sources of raw materials are wide; the separation of celluloses (continuous fibers and staple fibers), hemicelluloses, xylogens and the like in the straws is realized, thus sufficiently realizing the value of each component; and the celluloses are divided into the continuous fibers which are difficult to realize enzymolysis and the staple fibers which are easy to realize enzymolysis, thus reducing the usage amount and cost of the cellulase, improving the comprehensive utilization value of the straws and solving the source problem of raw materials in industrialization production of the butylicum fermentation.
Owner:NANTONG HEBAO BIOTECH

Water surface floating type intensive photovoltaic power generation device

The invention belongs to the technical field of photovoltaic power generation, and relates to a photovoltaic power generation device, in particular to a water surface floating type intensive photovoltaic power generation device which comprises a plurality of photovoltaic power generation units. Each photovoltaic power generation unit comprises a support and a water surface floating device, each support is fixed on the corresponding water surface floating device through a hoop, each support is of a triangular frame structure, and one slope of each support is a photovoltaic component mounting face which is fixedly provided with a plurality of photovoltaic components. A connecting buckle is arranged on a supporting beam at the bottom of each support, and the photovoltaic power generation units are integrally connected through the connecting buckles. Each photovoltaic component mounting face forms an included angle alpha with the horizontal plane. The photovoltaic power generation device is low in cost, utilizes water areas with different characteristics to the largest extent, and can effectively balance photovoltaic power generation benefits and fishery benefits or other benefits to achieve maximization of the comprehensive income; modularized manufacturing is adopted, and mounting is convenient and quick; the device can be easily achieved, and is suitable for being popularized and applied in large scale.
Owner:无锡朗阁新能源工程有限公司
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