Abstract: Techniques and systems for optimizing and cleaning rules for network-based authentication transactions are provided herein. A network-based authentication system may determine a plurality of rules that were previously used to evaluate a plurality of transactions. The network-based authentication system may also generate a false positive rate for one or more of the plurality of rules, A cleaning coefficient for a first rule of the plurality of rules may be generated by the network-based authentication system. Based on the cleaning coefficient and the false positive rate, the network-based authentication system may identify one or more rules from the plurality of rules to eliminate from the plurality of rules. The network-based authentication system may eliminate the one or more rules to generate a modified set of rules. Using the modified set of rules, the network-based authentication system may authenticate a network transaction.

Abstract: The present disclosure relates to contactor, and device and method for controlling same. A control device for a contactor comprises a high side control unit, a first low side control unit, a second low side control unit, a freewheeling unit, and a controller. The high side control unit is configured to switch on or switch off the connection of the first magnetic unit and the second magnetic unit of the contactor with a power supply. The first low side control unit is configured to switch on or switch off the connection of the first magnetic unit with the reference voltage node. The second low side control unit is configured to switch on or switch off the connection of the second magnetic unit with the reference voltage node. The freewheeling unit is connected across a branch comprising a first magnetic unit and a first low side control unit and connected across a branch comprising a second magnetic unit and a second low side control unit.

Abstract: A catalyst system for olefin polymerization contains a main catalyst and a cocatalyst. The cocatalyst contains a twelve-membered ring compound represented by formula (M). The catalyst system is suitable for preparing polypropylene products having high stereoregularity and low ash, and can regulate the melt index of the products within a wide range by adjusting the amount of hydrogenation. It is also suitable for copolymerization systems to improve the copolymerization yield.

Abstract: The subject invention provides fluorophore-quencher nucleic acid molecules comprising relaxed or supercoiled DNA molecules, and their use in rapid and efficient high-throughput screening (HTS) assays to screen and identify compounds that inhibit DNA gyrases. These compounds can be used as antibiotics for treating bacterial infections, especially, multidrug resistant bacterial infections.

Abstract: Techniques and systems for optimizing and cleaning rules for network-based authentication transactions are provided herein. A network-based authentication system may determine a plurality of rules that were previously used to evaluate a plurality of transactions. The network-based authentication system may also generate a false positive rate for one or more of the plurality of rules, A cleaning coefficient for a first rule of the plurality of rules may be generated by the network-based authentication system. Based on the cleaning coefficient and the false positive rate, the network-based authentication system may identify one or more rules from the plurality of rules to eliminate from the plurality of rules. The network-based authentication system may eliminate the one or more rules to generate a modified set of rules. Using the modified set of rules, the network-based authentication system may authenticate a network transaction.

Abstract: An ECG information processing method and ECG workstation, wherein the method comprises: the ECG workstation receives the ECG data output by an ECG device, the ECG data includes ID of the measured object and the detection time information; perform ECG data analysis on the ECG data to generate report data; receive a report data query input by the user, query corresponding report data according to the user ID of the user, and generate report data query result list data; acquire the selected report data according to the selection instruction, determine output mode information and output format information according to the report output, and, selectively output report conclusion data, report entry data, and/or the partial data or all the data in the report graphic data, and convert the partial data or all the data in data format according to the output format information, to generate report output data.

Abstract: The present invention provides assays and methods for studying DNA topology and topoisomerases. The assays and methods utilize a circular plasmid DNA comprising one or more hairpin structures and the ability of T5 exonuclease (T5E) to digest the circular plasmid DNA in a specific configuration. The assays and methods can be used as a high throughput screening for inhibitors of, for example, DNA gyrases and DNA topoisomerases I for anticancer drug and antibiotics discovery.

Abstract: A preparation method for a copolymer includes the step(s) of contacting an olefin and an unsaturated carboxylic acid shown in Formula II or a derivative of the unsaturated carboxylic acid shown in Formula II with a catalyst and optionally a chain transfer agent for reaction in the presence of an alkane solvent to obtain the copolymer. The copolymer is a spherical and/or spherical-like copolymer.

Abstract: The present disclosure provides a method of multi-objective and multi-dimensional online joint monitoring for a nuclear turbine. The method includes: obtaining first temperature monitoring data of the nuclear turbine by performing online thermal monitoring on a rotor, a valve cage and a cylinder of the nuclear turbine under quick starting-up; obtaining second temperature monitoring data of tightness of a flange association plane of the cylinder of the nuclear turbine by performing online thermal monitoring on the tightness of the flange association plane; obtaining operation monitoring data of a shafting vibration of a rotor and bearing system of the nuclear turbine by performing online safety monitoring on the shafting vibration of the rotor and bearing system; and optimizing operation and maintenance control of the nuclear turbine according to at least one type of monitoring data among the first temperature monitoring data, the second temperature monitoring data and the operation monitoring data.

Abstract: System for ionic communication in an electrolyte are provided, the systems including a transmitter; a first plurality of electrodes coupled to the transmitter and in contact with an electrolyte; a receiver; and a second plurality of electrodes coupled to the receiver and in contact with the electrolyte, wherein the transmitter is configured to transmit at least one signal to the receiver by manipulating ions in the electrolyte using the first plurality of electrodes. In some of these systems, the transmitter and the first plurality of electrodes are configured to be placed inside a body comprising the electrolyte. In some of these systems, the first plurality of electrodes consists of two electrodes. In some of these systems, the first plurality of electrodes includes at least three electrodes and the at least one signal is a plurality of signals.

Abstract: An absorbent article having a liquid permeable topsheet, a liquid impermeable sheet, an absorbent core disposed between the topsheet and the backsheet, and a secondary topsheet disposed between the topsheet and the absorbent core is described. The secondary topsheet has a first layer and a second layer. The first layer is located between the topsheet and the second layer, and a mean pore size of the first layer is larger than a mean pore size of the topsheet.

Abstract: Disclosed are a spherelike supermacroporous mesoporous material, a polyolefin catalyst, and a preparation method therefor and an olefin polymerization process. The spherelike supermacroporous mesoporous material has a twodimensional hexagonal ordered pore channel structures. The mesoporous material has an average pore size of 10 nm to 15 nm, a specific surface area of 300 m2/g to 400 m2/g, and an average particle size of 1 µm to 3 µm, based on the total mass of the mesoporous material. The mass content of water in the mesoporous material is < 1 ppm. The mass content of oxygen in the mesoporous material is < 1 ppm. When a polyolefin catalyst prepared with the mesoporous material as a carrier is used for an olefin polymerization reaction, the a polyolefin product with a narrow molecular weight distribution and a good melt index can be obtained.

Abstract: An absorbent article having a liquid permeable topsheet, a liquid impermeable sheet, an absorbent core disposed between the topsheet and the backsheet, and a secondary topsheet disposed between the topsheet and the absorbent core is described. The secondary topsheet has a first layer and a second layer. The first layer is located between the topsheet and the second layer, and a mean pore size of the first layer is larger than a mean pore size of the topsheet.

Abstract: The present disclosure relates to olefin polymerization catalysts, and discloses a catalyst component for olefin polymerization or copolymerization and a preparation method therefor, and a catalyst and an application thereof. The catalyst component for olefin polymerization or copolymerization in the present disclosure comprises titanium element, magnesium element, an electron donor, an organic silicon polymer, and an inorganic oxide support, wherein the molecular composition of the organic silicon polymer is [RxSiO(4-x)/2]m, wherein R is selected from alkyl, aryl, vinyl or oxygen, x is 0 or more and 2 or less, and the value of m makes the number-average molecular weight of the organic silicon polymer be 1×103-1×106 g/mol.

Abstract: The present disclosure provides a method of multi-objective and multi-dimensional online joint monitoring for a nuclear turbine. The method includes: obtaining first temperature monitoring data of the nuclear turbine by performing online thermal monitoring on a rotor, a valve cage and a cylinder of the nuclear turbine under quick starting-up; obtaining second temperature monitoring data of tightness of a flange association plane of the cylinder of the nuclear turbine by performing online thermal monitoring on the tightness of the flange association plane; obtaining operation monitoring data of a shafting vibration of a rotor and bearing system of the nuclear turbine by performing online safety monitoring on the shafting vibration of the rotor and bearing system; and optimizing operation and maintenance control of the nuclear turbine according to at least one type of monitoring data among the first temperature monitoring data, the second temperature monitoring data and the operation monitoring data.

Abstract: The subject invention provides fluorophore-quencher nucleic acid molecules comprising relaxed or supercoiled DNA molecules, and their use in rapid and efficient high-throughput screening (HTS) assays to screen and identify compounds that inhibit DNA gyrases. These compounds can be used as antibiotics for treating bacterial infections, especially, multidrug resistant bacterial infections.

Abstract: Techniques and systems for optimizing and cleaning rules for network-based authentication transactions are provided herein. A network-based authentication system may determine a plurality of rules that were previously used to evaluate a plurality of transactions. The network-based authentication system may also generate a false positive rate for one or more of the plurality of rules, A cleaning coefficient for a first rule of the plurality of rules may be generated by the network-based authentication system. Based on the cleaning coefficient and the false positive rate, the network-based authentication system may identify one or more rules from the plurality of rules to eliminate from the plurality of rules. The network-based authentication system may eliminate the one or more rules to generate a modified set of rules. Using the modified set of rules, the network-based authentication system may authenticate a network transaction.

Abstract: An electroplating copper layer includes bamboo-like copper crystal particles having a highly preferred orientation. The bamboo-like copper crystal particles have a long axis direction and a short axis direction, and the bamboo-like copper crystal particles have a length of 20 nm to 5 ?m in the long axis direction and a length of 20 nm to 2 ?m in the short axis direction. The bamboo-like copper crystal particles have a uniform particle size, and the electroplating copper layer has a major diffraction peak at a 2? angle of about 44°.

Abstract: The invention provides an olefin-olefinic alcohol copolymer and a preparation method thereof, said copolymer comprising a spherical and/or spherical-like polymer. The copolymer provided by the invention exhibits a good morphology and has good prospects in industrial use.

Abstract: The present disclosure relates to contactor, and device and method for controlling same. A control device for a contactor comprises a high side control unit, a first low side control unit, a second low side control unit, a freewheeling unit, and a controller. The high side control unit is configured to switch on or switch off the connection of the first magnetic unit and the second magnetic unit of the contactor with a power supply. The first low side control unit is configured to switch on or switch off the connection of the first magnetic unit with the reference voltage node. The second low side control unit is configured to switch on or switch off the connection of the second magnetic unit with the reference voltage node. The freewheeling unit is connected across a branch comprising a first magnetic unit and a first low side control unit and connected across a branch comprising a second magnetic unit and a second low side control unit.