CNI Blog

February 19th, 2016

CNI scanner upgrade to DV26

After weeks of testing, the CNI will upgrade the scanner’s software to DV26 on Monday, Nov 12, 2017. All existing protocols will be migrated to the new platform, and we fully expect they will perform as they do on the current platform. Data will continue to be stored in NIMS as they are now as read more…

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Laima measures GABA

You may have been wondering about Laima’s experimental work over the last few years.  You can now read about it in a paper co-authored by folks who work at the CNI, GE, and Lucas.  Nice collaboration! GABA editing with macromolecule suppression using an improved MEGA-SPECIAL sequence Meng Gu, Ralph Hurd, Ralph Noeske, Laima Baltusis, Roeland Hancock, Matthew D. Sacchet, Ian H. Gotlib, Frederick T. Chin, Daniel M. Spielman read more…

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Upgrade Plan for DV26

Executive summary We will be upgrading the GE software and computational infrastructure in late September (from DV25 to DV26). The reasons and implications for your projects are explained below in detail. To migrate the CNI sequences to this new environment, the CNI development team needs time on the scanner (we estimate about 12 hours).  As read more…

Posted in Data Acquisition, Data Processing, SMS | 1 Comment

Choosing an MRI protocol for your experiment

The CNI’s Wiki pages offer general advice about how to set up your scan protocols and save the information for later use. The wiki pages take you through the template protocols we think are most widely used. These protocols can be found on the the scanner console, saved under “CNI/head” within the protocol pool. The read more…

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Bob Dougherty farewell

Please come by the CNI this Friday (May 5th) at 5-6:30pm to share some nibbles and to wish Bob well;  he will  be moving out of the CNI to his new office space at Mindstrong. A good time will be had by all.   Laima, Adam, Michael, Hua, and Brian

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Optimizing image quality: Fieldmaps and shimming

Acquiring a high quality fieldmap of the mean magnetic field is crucial to obtaining a good measurement.  Making sure you set the parameters so that this field map is obtained as part of your protocol is something we help you with.  There are cases, including new sequences, where this can require some extra attention. The read more…

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CNI – A new team

Hi Everyone, About three weeks ago Bob Dougherty let the CNI board know that he was considering taking a position in an interesting new company, Mindstrong Health, a startup in health management. We tried to change Bob’s mind, but it is strong; we were not successful. Bob’s last official day at the CNI is March 31st, though read more…

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Updates for multiband reconstruction

The CNI has recently introduced a new option for reconstructing SMS (aka, multiband or mux) scans. The default reconstruction method in the SMS reconstruction pipeline is currently 1D-GRAPPA (Blaimer M. et al. MRM 2013). Based on recent research and testing, we believe that the split-slice-GRAPPA (Cauley SF, et al. MRM 2014) reconstruction algorithm does a better read more…

Posted in Data Acquisition, NIMS, SMS | 1 Comment

CNI 5th Year – Thanks and links to videos of the presentations

The CNI Team sends a thanks to the many of you who took the time to come to the talks and celebrate the CNI’s fifth year.  We hope you enjoyed the morning. A special thanks to Nisa Cao, who organized the room, food, and posters, with great help from Roz Grayson and Porsche Williams.  Nisa and the read more…

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CNI Fifth Year Celebration

Friday, October 14th – Room 041 Jordan Hall The CNI team invites you to join us for a celebration to mark our first five years of operation.  The event will take place the morning of October 14th, the day after the SNI Symposium. Register here Schedule – Friday, October 14, 2016 9:00 –  Coffee 9:30 read more…

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