Abstract: The present invention relates to a method of preparing an aqueous composition by emulsion polymerization of at least one ethylenically unsaturated monomer in the presence of at least one water-soluble diaminostilbene disulphonic optical brightener, as well as to the aqueous composition obtainable by said method, the use of said aqueous composition for optically brightening of a cellulosic substrate and the cellulosic substrate treated with the aqueous composition.

Abstract: Systems and methods for automatic link calibration include subsequent to installation of equipment for the amplified optical section, obtaining power measurements of optical spectrum in the optical section; obtaining properties of fiber in the amplified optical link; analyzing the power measurements and the properties of the fiber to determine settings for the equipment for calibration thereof; and automatically configuring the settings for the equipment. The settings are based on the power measurements and the properties of the fiber to achieve a target launch power per span in the amplified optical section, and wherein the target launch power is based on Optical Signal-to-Noise Ratio (OSNR) and non-linearity in the amplified optical section.

Abstract: An image processing method comprising: receiving MRI data representing a scan of an organ of a patient, the MRI data including multiecho data for a plurality of pixels; for each of a plurality of pixels of the MRI data: fitting the multiecho data to a simulated decay curve; calculating a tissue index based on at least one parameter of the simulated decay curve; and comparing the tissue index to a threshold to determine a tissue type; wherein each pixel of the multiecho data consists of 16 or fewer echoes.

Abstract: A unique fiber core sampler composition, related systems, and techniques for designing, making, and using the same are described. The sampler is used to interface with existing field instrumentation, such as Ion Mobility Spectrometer (IMS) equipment. Desired sampler characteristics include its: stiffness/flexibility; thermal mass and conductivity; specific heat; trace substance collection/release dependability, sensitivity and repeatability; thickness; reusability; durability; stability for thermal cleaning; and the like. In one form the sampler has a glass fiber core with a thickness less than 0.3 millimeter that is coated with a polymer including one or more of: polymeric organofluorine, polyimide, polyamide, PolyBenzImidazole (PBI), PolyDiMethylSiloxane (PDMS), sulfonated tetrafluoroethylene (PFSA) and Poly(2,6-diphenyl-p-phenylene Oxide) (PPPO).

Abstract: Systems and methods of optical restoration include, with a photonic service (14), in an optical network (10, 100), operating between two nodes (A, Z) via an associated optical modem (40) at each node, wherein each modem (40) is capable of supporting variable capacity, C1, C2, . . . , CN where C1>C2> . . . >CN, detecting a fault (16) on a home route of the photonic service (14) while the photonic service (14) operates at a home route capacity CH, CH is one of C1, C2, . . . , CN?1; downshifting the photonic service (14) to a restoration route capacity CR, CR is one of C2, C3 . . . , CN and CR<CH; switching the photonic service (14) from the home route to a restoration route (18) while the photonic service (14) operates at a restoration route capacity CR; and monitoring the photonic service (14) and copropagating photonic services during operation on the restoration route (18) at the restoration route capacity CR for an upshift of the photonic service (14).

Abstract: A unique fiber core sampler composition, related systems, and techniques for designing, making, and using the same are described. The sampler is used to interface with existing field instrumentation, such as Ion Mobility Spectrometer (IMS) equipment. Desired sampler characteristics include its: stiffness/flexibility; thermal mass and conductivity; specific heat; trace substance collection/release dependability, sensitivity and repeatability; thickness; reusability; durability; stability for thermal cleaning; and the like. In one form the sampler has a glass fiber core with a thickness less than 0.3 millimeter that is coated with a polymer including one or more of: polymeric organofluorine, polyimide, polyamide, PolyBenzlmidazole (PBI), PolyDiMethylSiloxane (PDMS), sulfonated tetrafluoroethylene (PFSA) and Poly(2,6-diphenyl-p-phenylene Oxide) (PPPO).

Abstract: In one aspect, a computer-implemented method of detecting network security threats comprises the following steps: receiving at an analysis engine events relating to a monitored network; analysing the received events to identify at least one event that meets a case creation condition and, in response, creating a case in an experience database, the case being populated with data of the identified at least one event; assigning a threat score to the created case based on the event data; matching at least one further event to the created case and populating the case with data of the at least one further event, the threat score assigned to that case being updated in response; and in response to the threat score for one of the cases meeting a significance condition, rendering that case accessible via a case interface.

Abstract: Automatic optical link calibration systems and methods include an optical node with an Optical Add-Drop Multiplexer (OADM) multiplexer including a channel holder source; an optical amplifier connected to the OADM multiplexer and to a fiber span; an Optical Channel Monitor (OCM) configured to monitor optical spectrum before and after the optical amplifier; and a controller configured to obtain data associated with the fiber span including measurements from the OCM, determine settings of the channel holder source needed to meet a target launch power profile for the fiber span, and configure the channel holder source based on the determined settings.

Abstract: The subject of this patent application relates generally to industrial converting of liquids using acoustic mechanical vibrations (resonance excitation) with or without a magnetic source to influence viscosity, and more particularly to methods for reducing the viscosity of a liquid, improving fractionation efficiency, blending of liquids, liquids and solids and its effects upon a H2O mixed with hydrocarbon liquid.

Abstract: In one aspect, a computer-implemented method of detecting network security threats comprises the following steps: receiving at an analysis engine events relating to a monitored network; analysing the received events to identify at least one event that meets a case creation condition and, in response, creating a case in an experience database, the case being populated with data of the identified at least one event; assigning a threat score to the created case based on the event data; matching at least one further event to the created case and populating the case with data of the at least one further event, the threat score assigned to that case being updated in response; and in response to the threat score for one of the cases meeting a significance condition, rendering that case accessible via a case interface.

Abstract: The present invention relates to a method of preparing an aqueous composition by emulsion polymerization of at least one ethylenically unsaturated monomer in the presence of at least one water-soluble diaminostilbene disulphonic optical brightener, as well as to the aqueous composition obtainable by said method, the use of said aqueous composition for optically brightening of a cellulosic substrate and the cellulosic substrate treated with the aqueous composition.

Abstract: Systems and methods of optical restoration include, with a photonic service (14), in an optical network (10, 100), operating between two nodes (A, Z) via an associated optical modem (40) at each node, wherein each modem (40) is capable of supporting variable capacity, C1, C2, . . . , CN where C1>C2> . . . >CN, detecting a fault (16) on a home route of the photonic service (14) while the photonic service (14) operates at a home route capacity CH, CH is one of C1, C2, . . . , CN?1; downshifting the photonic service (14) to a restoration route capacity CR, CR is one of C2, C3 . . . , CN and CR<CH; switching the photonic service (14) from the home route to a restoration route (18) while the photonic service (14) operates at a restoration route capacity CR; and monitoring the photonic service (14) and copropagating photonic services during operation on the restoration route (18) at the restoration route capacity CR for an upshift of the photonic service (14).

Abstract: In one aspect, a computer-implemented method of detecting network security threats comprises the following steps: receiving at an analysis engine events relating to a monitored network; analysing the received events to identify at least one event that meets a case creation condition and, in response, creating a case in an experience database, the case being populated with data of the identified at least one event; assigning a threat score to the created case based on the event data; matching at least one further event to the created case and populating the case with data of the at least one further event, the threat score assigned to that case being updated in response; and in response to the threat score for one of the cases meeting a significance condition, rendering that case accessible via a case interface.

Abstract: The invention relates to an optical brightener for whitening and brightening of paper, board, textiles and non-wovens, a process for manufacturing said optical brightener, the use of said brightener in paper making processes and a process for whitening paper.

Abstract: In one aspect, a computer-implemented method of detecting network security threats comprises the following steps: receiving at an analysis engine events relating to a monitored network; analysing the received events to identify at least one event that meets a case creation condition and, in response, creating a case in an experience database, the case being populated with data of the identified at least one event; assigning a threat score to the created case based on the event data; matching at least one further event to the created case and populating the case with data of the at least one further event, the threat score assigned to that case being updated in response; and in response to the threat score for one of the cases meeting a significance condition, rendering that case accessible via a case interface.

Abstract: Automatic optical link calibration systems and methods include an optical node with an Optical Add-Drop Multiplexer (OADM) multiplexer including a channel holder source; an optical amplifier connected to the OADM multiplexer and to a fiber span; an Optical Channel Monitor (OCM) configured to monitor optical spectrum before and after the optical amplifier; and a controller configured to obtain data associated with the fiber span including measurements from the OCM, determine settings of the channel holder source needed to meet a target launch power profile for the fiber span, and configure the channel holder source based on the determined settings.

Abstract: A method of detecting security threats comprises: in an enrichment stage, receiving events pertaining to a monitored private network; enriching the events by augmenting them with enrichment data; and receiving, at an analysis engine, the enriched events and analysing the enriched events to detect security threat conditions indicated by the enriched events; wherein at least one of the events is enriched based on external reconnaissance by: determining a related public network address on a network interface between the private network and a public network, and augmenting the event with external reconnaissance data, as determined by transmitting at least one reconnaissance message from an external reconnaissance device on the public network to the related public network address on the network interface between the public and the private networks.

Abstract: Systems and methods for measuring accumulated power losses over a fiber link are described in the present disclosure. According to one embodiment, a method includes the step of measuring accumulated losses over a fiber link. The method also includes the step of at least partially compensating for the measured accumulated losses. In response to determining that there is a compensation shortfall with respect to the accumulated losses, the method includes the step of transmitting the compensation shortfall to one or more downstream controllers.

Abstract: The invention relates to an optical brightener for whitening and brightening of paper, board, textiles and non-wovens, a process for manufacturing said optical brightener, the use of said brightener in paper making processes and a process for whitening paper.

Abstract: Systems and methods of optical restoration include, in an optical network with a photonic service operating between two nodes via an associated optical modem at each node, wherein each modem is capable of supporting variable capacity, C1, C2, . . . , CN where C1>C2> . . . >CN, detecting a fault on a home route of the photonic service while the photonic service operates at a home route capacity CH, CH is one of C1, C2, . . . , CN?1; downshifting the photonic service to a restoration route capacity CR, CR is one of C2, C2 . . . , CN and CR<CH; switching the photonic service from the home route to a restoration route while the photonic service operates at a restoration route capacity CR; and monitoring the photonic service during operation on the restoration route at the restoration route capacity CR for an upshift.