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221 results about "Data collaboration" patented technology

Data collaboration means analysing multiple independent datasets to gain the combined insight. It produces the same output as stitching the datasets together, without the data privacy, trust and implementation barriers.

Methodology for enabling multi-party collaboration across a data network

A multi-party online collaboration system that optimizes both the participation of the collaborators and the universality of membership is described. The system satisfies the two requirements for networked collaboration by providing shareable objects and a means of notifying the collaborators whenever the state of the shared objects has changed. For an open network (i.e., the Internet), the preferred embodiment uses two open standards mechanisms: URL-addressable networks for the accessible shareable objects, and asynchronous messaging for notification of changes to the objects that do not occur in real-time. The preferred embodiment employs these two open standards systems to ensure universal access, and obviates the need for the collaborators to install/maintain proprietary client systems. The preferred embodiment monitors the state of the objects, and automatically dispatches notification messages, along with addresses (e.g., URLs) to those URL-addressable objects, to only those collaborators who responded to the previous notification. Because the system automatically handles the asynchronous messaging notifications and because these messages are dispatched only to those participants who are actively keeping current with the latest changes, the preferred embodiment precludes the generally chatty nature of asynchronous messaging systems. Whenever a collaborator does decide to use a notification link to visit the URL-addressable network site, he or she is further presented with a message describing an interface to all of the shared objects.
Owner:LIGHTSURF

System and computer program product for certified confidential data collaboration using blockchains

A system and computer program product for providing certified confidential data collaboration between two or more of a plurality of parties where an established trust relationship is not required between the plurality of parties. The method includes creating, by a first party, a changeset proposal, the changeset proposal having a comment, a list of attachments, a list of parties, and a list of versioned and typed data sections, remotely performing, by the first party, a certified operation on a computer associated with a semi-trusted governor party and passing the changeset proposal to the certified operation, creating, by the semi-trusted governor party, a globally unique changeset reference in a certified thread having a globally unique thread tracking number and a sequential changeset number, validating, by the semi-trusted governor party, the changeset proposal and creating, by the semi-trusted governor party, a state-at-changeset structure including the validated changeset proposal and a timestamp, extracting, by the semi-trusted governor party, a section-state-at-changeset structure from the changeset proposal, performing, by the semi-trusted governor party, a cryptographic hash of the state-at-changeset structure, performing, by the semi-trusted governor party, a cryptographic hash of the section-state-at-changeset structure, writing, by the semi-trusted governor party, to a local transactional database a changeset fat twin record including the changeset reference and its associated state-at-changeset structure and section-state-at-changeset structure, communicating, by the semi-trusted governor party, a changeset reference notification for each fat twin record to each of the one or more parties, performing, by the semi-trusted governor party, a certified operation in a blockchain a certified thin twin smart contract and passing the changeset reference, the cryptographically hashed state-at-changeset structure and the cryptographically hashed section-state-at-changeset structure, validating, by the certified thin twin smart contract, that there does not exist a previous certified operation with the same changeset reference, and writing by the thin twin smart contract to the blockchain a new thin twin record containing the changeset reference, the cryptographically hashed state-at-changeset structure and the cryptographically hashed section-state-at-changeset structure. The section-state-at-changeset structure is a subset of a total state of the list of versioned and typed data sections. A certified operation is expressed by the changeset reference, the state-at-changeset structure and the section-state-at-changeset structure occurred may be proved by each of the list of parties by cryptographically hashing the state-at-changeset structure and the section-state-at-changeset structure associated with the certified operation, and performing a proof-of-certified-operation on the thin twin smart contract and passing the changeset reference, the cryptographically hashed state-at-changeset structure and cryptographically hashed state-at-changeset structure. The proof may be determined even where the semi-trusted governor party is unresponsive after performance of the certified operation.
Owner:NOTANI RANJIT

Method and system for observing atmospheric transmittance in real time

The invention discloses a method and a system for observing atmospheric transmittance in real time. Specifically, the method comprises the following steps: 1) measuring the atmospheric aerosol data and the meteorological condition of an area according to a passively remote sensing actinometer, an actively remote sensing laser radar, an automatic weather transmitter and a visibility meter; 2) matching the measured data and conducting multi-data collaboration use according to a nearest neighbor time matching principle within a dynamic time period; and 3) creating an atmospheric subdivision profile or the whole atmosphere content information on the basis of the observation data, and calculating in real time the spectral transmittance and the average spectrum transmittance between the observation location and the target location. The more accurate observation result is coupled to a MODTRAN radiation transfer model to calculate in real time the atmospheric transmittance. According to the method and the system provided by the invention, the target of measuring and calculating in real time the atmospheric transmittance is fulfilled, the observation data are processed in real time, and the transmittance spectrum between any positions of the atmosphere is rapidly calculated.
Owner:INST OF REMOTE SENSING & DIGITAL EARTH CHINESE ACADEMY OF SCI

Network information interaction method and network security system

The invention relates to the field of computer security protection, in particular to a network information interaction method and a network security system. The network information interaction method comprises the following steps: firstly constructing a heterogeneous data collaboration server for an external network, restoring external network data displayed in different forms into information in an XML (Extensible Markup Language) format, screening and uniformizing, and translating the information in the XML format into Unicode; constructing a recognition and control system for an internal network, displaying the Unicode and control identification with variable color on a display, starting a photographing program and intercepting an image on the screen of the current display by a photography or videography device when the control identification is changed into specific color; and restoring an image file into XML information in a data recognition and control server by adopting an OCR (Optical Character Recognition) technology, and leading the XML information into a corresponding internal network database through a data interface. The network security system takes an image recognition technology as a core, internal and external network equipment is not physically connected, and the data is screened before leading and connection so as to realize real-time data leading and connection on the basis of true physical isolation.
Owner:HEFEI HUARUAN TECH
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