38 results about "Modal particle" patented technology

Systems, methods and computer program products for the multi-modal detection of particles are described herein. An embodiment of the present invention is a particle detector that includes a first chamber wherein analyte particles are subjected to a first particle detection mechanism, and a second chamber coupled to the first chamber, wherein the analyte particles are subjected to a second particle detection mechanism, and wherein the detection characteristics of second particle detection mechanism are orthogonal to detection characteristics of the first particle detection mechanism. According to another embodiment, the present invention is a particle detection method including the steps of detecting presence of at least one predetermined particle type in an analyte particle sample using a first particle detection mechanism, and confirming the presence of the predetermined particle type in the analyte particle sample using a second particle detection mechanism, wherein detection characteristics of the second particle detection mechanism are orthogonal to detection characteristics of the first detection mechanism.

The present invention provides a pharmaceutical composition comprising oxcarbazepine .and at least one pharmaceutical excipient, wherein the oxcarbazepine in the composition has a broad particle size distribution. The broad particle size distribution of oxcarbazepine in the pharmaceutical composition is preferably a multi-modal oxcarbazepine particle size distribution, preferably with an enhanced oxcarbazepine dissolution rate.

An abrasive compact having at least a tri-modal particle size distribution, and a binder phase, define a plurality of interstices. The binder phase is distributed in the interstices to form binder pools that correspond substantially in average size to that of an ultrahard polycrystalline composite material having a monomodal particle size distribution and substantially the same overall average particle grain size.

A zircon composition having a multi-modal particle size distribution is disclosed. The multi-modal zircon composition comprises greater than about 40 parts by weight of a coarse zircon component having a median particle size of from greater than about 3 μm to about 25 μm, and less than about 60 parts by weight of a fine zircon component having a median particle size of 3 μm or less. Methods for manufacturing a green body and a fired refractory ceramic body comprising the multi-modal zircon composition are also disclosed.

The present invention is related to an intaglio ink composition comprising a first component A) and a second component B), wherein the first component A) is selected from the group consisting of i) about 0.1% to about 40% by weight of a plurality of first particles having a modal particle diameter between about 1 nm and about 3 μm, said plurality of first particles may be a material having machine readable properties, preferably selected from the group consisting of magnetic properties, UV- or IR-absorbing properties, optically variable properties, light polarization properties, electro-conductive properties, luminescent properties and combinations thereof, ii) about 1% to about 20% by weight of one or more dyes, said one or more dyes may be a material having machine readable properties preferably selected from the group consisting of IR-absorbing properties, luminescent properties and combinations thereof, and iii) combinations thereof, and the second component B) is about 0.1% to about 40% by weight of a plurality of second particles having a modal particle diameter between about 6 μm and about 25 μm, said plurality of second particles may be a material having machine readable properties preferably selected from the group consisting of magnetic properties, UV- or IR-absorbing properties, optically variable properties, light polarization properties, electro-conductive properties and luminescent properties and combinations thereof, wherein the first component A) and the second component B) exhibit at least one different characteristic, said characteristic being selected from the group consisting of the CIE (1976) color index parameters, machine readable properties, and a combination thereof, the % by weight being based on the total weight of the intaglio ink composition.

Provided are methods and systems for generating nanoparticles from an inorganic precursor compound using a hydrothermal process within at least one CSTR or PFR maintained at an elevated temperature and an elevated pressure and a treatment vessel in which this reaction solution can be applied to one or more catalyst substrates. In operation, the reaction solution may be maintained within the CSTR at a substantially constant concentration and within a reaction temperature range for a reaction period sufficient to obtain nanoparticles having a desired average particle size of, for example, less than 10 nm formation and / or deposition. Variations of the basic method and system can provide, for example, the generation of complex particle size distribution profiles, the selective deposition of a multi-modal particle size distribution on a single substrate.

The present disclosure, among other things, provides a composition of a particle including a substrate; at least a first condensation layer comprising at least a first dopant entity; and at least a second layer comprising a second dopant entity. In some embodiments, different dopant entities are included in different layers. In some embodiments, such dopant entities are or comprise detectable entities. This, in some embodiments, provided technologies achieve multi-modality particles. Among the many advantages of provided technologies include the ability to image particles by a plurality of distinct imaging modalities and / or in a plurality of contexts (e.g., pre-surgical, intraoperative and / or post-surgical environments). The present invention provides methods that include a single administration of particles to a subject, followed by a plurality of steps that comprise imaging the administered particles, which steps may utilize different imaging technologies and / or be performed at different times and / or in different environments.

The invention proposes a voice interaction method and system for inserting modal particles based on wav2vec, belonging to the technical fields of artificial intelligence and voice recognition. In this method, the wav2vec pre-training model under the Chinese speech environment is trained; the user's call audio is obtained and the insertion position of the modal particle is marked as the audio corpus; the audio corpus is cut, and each cut speech block is set to insert a label or not to insert Label, each speech block with a label is used as a sample to form a training sample set; an audio classification model composed of a wav2vec pre-training model and a classifier is constructed and trained, and the trained audio classification model is used to judge the human-machine speech Whether it is necessary to insert modal particles during the interaction process, the stability is high, the abruptness of random insertion is avoided, and there is no need to rely on professionals to design complex rules, with high accuracy.

A method and system for video-audio-driven face animation combined with modal particle features, constructing a speech feature matrix by extracting speech features, using modal particles to enhance the multi-layer convolution operation of the training network to sample the feature matrix and map it to a low-dimensional space intermediate variable; convert the input speech into text, identify the modal particle from the text content and construct a one-hot vector, and splice with the intermediate variable to obtain an intermediate variable containing the characteristics of the modal particle; After the product is mapped to the expression AU parameters of the current frame, it is used to fit the AU parameters generated by the video tracking and voice prediction algorithms and then used as the driving parameters of the face model to achieve expression enhancement. In the present invention, by inputting the video content of the user's face and the audio content of the user's voice, the three-dimensional Avatar model in the virtual scene can be jointly driven, and on the basis of real-time driving, the overall and partial facial animation can be more realistic and vivid. Effect.