Abstract: A method and system are disclosed for more efficiently constructing a volatility surface. The methodology results in measurable reduction in the quantity of storage memory space needed on a computer executing the novel methodology, reduces the measurable, on-demand computational load on the processor(s) of a computer executing the novel methodology, and permits as-of-day calculations of the volatility surface that were previously impossible to obtain in near real-time.

Abstract: A device for measuring a diameter error of a roller for threaded pair transmission in the technical field of power machinery, comprising a roller fixing device, a laser measuring device, a screw driving device, and a roller to be measured. The roller fixing device comprises a fixing rod, a supporting structure, guide rails, nut-bolt pairs and a fixing beam, to fix the roller. The laser measuring device comprises pressing columns, laser sensors, laser receiving plates, laser sensor placement plates and moving structures, which ensure the verticality of the roller. The screw driving device comprises ball screw pairs, bearings, nuts, nut connecting bolts and cranks, to drive the moving structures to ensure the distance between the laser measuring device and the roller. The roller diameter error measuring device of the present disclosure is simple to operate, has fewer human influence factors, and has high measurement accuracy.

Abstract: Image analysis methods based on an ultrasound imaging device and ultrasound imaging devices are provided. An image analysis method may include: obtaining an image of a first section of a target object; generating a first analysis result corresponding to the target object according to the image of the first section; obtaining an image of a second section of the target object; generating a second analysis result corresponding to the target object according to the image of the second section; generating a diagnostic analysis result of the target object according to the first analysis result and the second analysis result; and displaying the diagnostic analysis result of the target object.

Abstract: Embodiments of the present disclosure provide a solution for deploying a service. A method includes: receiving a deployment request for deploying a service in a content delivery network (CDN) network, the deployment request at least indicating a plurality of clusters of CDN nodes where the service is to be deployed; receiving a base deployment configuration for the plurality of clusters of CDN nodes; receiving at least one deployment configuration overlay specific to at least one of the plurality of clusters of CDN nodes, a deployment configuration overlay specific to a cluster of CDN nodes indicating a delta configuration on top of the base deployment configuration that is applied to the cluster of CDN nodes; and deploying the service in the CDN network based on the base deployment configuration and the at least one deployment configuration overlay.

Abstract: Embodiments of the present disclosure provide a method for triggering a menu, a device, a storage medium and a program product, the method includes: in response to a menu-triggering gesture presented by a hand of a user, and a posture of a head relative to the hand of the user that meets a preset triggering condition, detecting a movement trajectory of the hand of the user; in response to the movement trajectory meeting a preset condition, displaying a menu panel to the user.

Abstract: The present invention provides an SIP package structure. The SIP package structure comprises a first module, a second module and a shielding assembly, wherein the first module and the second module are horizontally distributed or vertically stacked; electromagnetic sensitive frequencies of the first module and the second module are different; the shielding assembly comprises a first shielding structure covering the first module and a second shielding structure covering the second module; and at least part of the first shielding structure and/or at least part of the second shielding structure are/is disposed between the first module and the second module.

Abstract: A method includes cropping a plurality of images from a layout of an integrated circuit, generating a first plurality of hash values, each from one of the plurality of images, loading a second plurality of hash values stored in a hotspot library, and comparing each of the first plurality of hash values with each of the second plurality of hash values. The step of comparing includes calculating a similarity value between the each of the first plurality of hash values and the each of the second plurality of hash values. The method further includes comparing the similarity value with a pre-determined threshold similarity value, and in response to a result that the similarity value is greater than the pre-determined threshold similarity value, recording a position of a corresponding image that has the result. The position is the position of the corresponding image in the layout.

Abstract: A pneumatic proportional valve includes a torque motor and a pneumatic rotary valve. The torque motor includes permanent magnets, magnetically permeable yokes, an upper armature, a lower armature, an upper skeleton, a skeleton column, a lower skeleton, an exciting coil, a coil skeleton, a spring support, a spring plate and load springs. The torque motor has a single coil structure with an axis of the exciting coil coinciding with a rotation axis of the armatures, and the coil is arranged between the upper armature and the lower armature. The torque motor has the upper armature and the lower armature, and the upper armature and the lower armature have a total of four armature arms, which can form eight air gaps with an upper one and a lower one working in pair, form four pairs of magnetic circuits in parallel with each other under the excitation of a control coil.

Abstract: Disclosed is a method for measuring optical properties and geometric properties of a thin film material, which belongs to the field of ellipsometry. The method realizes the automation of the ellipsometry data analysis with accurate results and includes using a spline model and a forward optical property model to generate a training set; training a neural network model; sequentially inputting preliminary results of geometric parameters and spline parameters of a material obtained by inputting the measured optical characterization quantity into the neural network into the spline model and the forward optical property model to obtain a theoretical optical characterization quantity. After optimizing the neural network model by using the deviation between the theory and the measured optical characterization quantity, the predicted value of the output is the final geometric and optical property parameters of the material.

Abstract: Apparatuses, methods and storage medium associated with in-vehicle computing, are disclosed herein. In embodiments, an in-vehicle system computing platform having a hypervisor to host one or more virtual machines (VMs) includes a memory shrink manager, and a memory snapshot manager. The memory shrink manager is configured to orchestrate shrinking a memory footprint of one of the one or more VMs for a suspend process invoked in response to the computing platform being powered off. The memory snapshot manager is configured to save the shrunken memory footprint of the one VM to the persistent storage during the suspend process, and to reload a subset of the saved shrunken memory footprint during a resume process to resume the one VM from suspension to the persistent storage. The resume process is invoked in response to the computing platform being powered on, cold booted.

Abstract: A package structure and a method for forming the same are provided. The package structure includes: a first substrate having an upper surface and a lower surface that are opposite to each other, wherein at least one trench is defined in the first substrate, the trench extending through a portion of the upper surface of the first substrate; a first chip mounted onto the upper surface of the first substrate on a side of the trench, wherein the first chip electrically connects to the first substrate; a heat sink lid including a horizontal heat sink plate and a first vertical pin and at least one second vertical pin, wherein a length of the second vertical pin is greater than a length of the first vertical pin, and the heat sink lid is mounted onto the upper surface of the first substrate.

Abstract: A computer device acquires speech content. The device performs feature extraction on the speech content to obtain an intermediate feature. The intermediate feature is used for indicating an audio expression characteristic of the speech content. The device decodes the intermediate feature based on an attention mechanism to obtain a first word graph network. The device performs feature mapping on the intermediate feature based on pronunciation of the speech content to obtain a second word graph network. The device determines a recognition result of the speech content according to candidate word connection relationships indicated by the first word graph network and the second word graph network.

Abstract: A pneumatic proportional valve includes a torque motor and a pneumatic rotary valve. The torque motor includes permanent magnets, magnetically permeable yokes, an upper armature, a lower armature, an upper skeleton, a skeleton column, a lower skeleton, an exciting coil, a coil skeleton, a spring support, a spring plate and load springs. The torque motor has a single coil structure with an axis of the exciting coil coinciding with a rotation axis of the armatures, and the coil is arranged between the upper armature and the lower armature. The torque motor has the upper armature and the lower armature, and the upper armature and the lower armature have a total of four armature arms, which can form eight air gaps with an upper one and a lower one working in pair, form four pairs of magnetic circuits in parallel with each other under the excitation of a control coil.

Abstract: The present invention provides a fan-out package structure and a method for manufacturing the same. The fan-out package structure includes at least one chip and at least one redistribution layer on a functional surface side of the chip, and the redistribution layer includes a dielectric layer and a metal wiring layer distributed within the dielectric layer. The fan-out package structure further includes at least one dummy wafer on the redistribution layer, and the dummy wafer is insulated from the chip and in contact with the metal wiring layer. By providing the dummy wafer on the redistribution layer and configuring the dummy wafer to connect to the metal wiring layer, the dummy wafer can not only function to support the structure and suppress the warpage, but also form a continuous heat dissipation channel, thereby improving thermal management capability of the fan-out package structure.

Abstract: A method includes cropping a plurality of images from a layout of an integrated circuit, generating a first plurality of hash values, each from one of the plurality of images, loading a second plurality of hash values stored in a hotspot library, and comparing each of the first plurality of hash values with each of the second plurality of hash values. The step of comparing includes calculating a similarity value between the each of the first plurality of hash values and the each of the second plurality of hash values. The method further includes comparing the similarity value with a pre-determined threshold similarity value, and in response to a result that the similarity value is greater than the pre-determined threshold similarity value, recording a position of a corresponding image that has the result. The position is the position of the corresponding image in the layout.

Abstract: A physical container (e.g., a battery) may be filled up (charged) or emptied (discharged) with energy commensurate with requirements to post a particular amount of collateral. The disclosure provides computing systems and methods for processing data using a novel combination of wavelet techniques and rolling techniques to more efficiently detect seasonality in particular products (e.g., energy products) to more accurately model and determine collateral/margin requirements. A clearinghouse computing device may be configured to generate a margin requirement for a portfolio of products and may include a processor to process instructions that cause the clearinghouse computing device to perform wavelet decomposition and rolling methods on a historical database of records.

Abstract: A magnetic transmission system includes an outer gear ring including an outer plurality of permanent magnets and configured to rotate about a rotational drive axis, an inner gear ring positioned within the outer gear ring and including an inner plurality of permanent magnets magnetically coupled to the outer plurality of permanent magnets, and an eccentric bearing assembly configured to convert orbital motion of the inner gear ring about the rotational drive axis into rotational motion of the eccentric bearing assembly about a bearing rotational axis that is radially offset from the rotational drive axis, and a first drive shaft coupled to the outer gear ring and a second drive shaft coupled to the inner gear ring, wherein the outer gear ring and the inner gear ring are configured to provide a gear ratio between the first drive shaft and the second drive shaft.

Abstract: The present disclosure provides an architecture of a cloud computing oriented high-performance blockchain including a cloud computing oriented blockchain network architecture and a cloud computing oriented blockchain system architecture; wherein the cloud computing oriented blockchain network architecture enables each blockchain node to be directly connected to an RDMA, and to bypass an operating system kernel and directly communicate with a network card in a high efficiency communication mode; and the cloud computing oriented blockchain system architecture includes a network layer, a consensus layer, and a blockchain layer. According to the present disclosure, network communication is implemented by the RDMA, and a block broadcasting speed is improved, and a block synchronization latency is shortened.

Abstract: A physical container (e.g., a battery) may be filled up (charged) or emptied (discharged) with energy commensurate with requirements to post a particular amount of collateral. The disclosure provides computing systems and methods for processing data using a novel combination of wavelet techniques and rolling techniques to more efficiently detect seasonality in particular products (e.g., energy products) to more accurately model and determine collateral/margin requirements. A clearinghouse computing device may be configured to generate a margin requirement for a portfolio of products and may include a processor to process instructions that cause the clearinghouse computing device to perform wavelet decomposition and rolling methods on a historical database of records.

Abstract: A large-flux in-situ filtration device for marine microorganism based on a multi-channel circulation distributor is provided, comprising an energy and control module, a circulation distribution module, a filtration module, a pump module, a filtration volume measurement module, a pipeline connection, and a main body support frame. The circulation distribution module may include a multi-channel circulation distributor, a deep-sea servo motor, etc. The filtration module may include a plurality of filter film holders. The pump module may include a stainless steel gear pump, a deep-sea drive motor, etc. The filtration volume measurement module may include a water meter, a camera, and an LED light.