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Instruments
Fourier Optics
Instrumentation | Data Analysis
“The Fourier transform is a mathematical tool for representing an arbitrary function with a superposition sine waves,” states Spencer LaVere Smith at UC Santa Barbara. In this YouTube video, Smith and Che-Hang Yu discusses fourier optics.
GEVIs-Screening Microscope
Instrumentation | Microscopy
This microscope can screen libraries of Genetically Encoded Voltage Indicators in 96-well plates.
Graph Quilting
Images | Recording
Neuronal functional connectivity is the statistical dependence of neurons’ activities. Functional connectivity is typically inferred from data of in vivo simultaneously recorded neurons in the framework of conditional dependence graphical models, where neurons are represented by nodes, and an edge connects two nodes if the two neurons' activities share covariability conditionally on all other sources of variability in the network.
graphstat
Software | Statistical analysis
Utilities and algorithms designed for processing and analysis of graphs with specialized graph statistical algorithms
Graspy
Graphs | Data Analysis
Python package for graph statistics
Inference-of-Synaptic-Connectivity
Software | Modeling
Simulations and figure generating code for the paper "Inference of Synaptic Connectivity and External Variability in Neural Microcircuits."
knorR
Software | Statistical analysis
knorR is a highly optimized and fast library for computing k-means in parallel with accelerations for Non-Uniform Memory Access ('NUMA') architectures.
Laser source for multiphoton microscopy
Instrumentation | Multiphoton imaging
The system includes non-linear optical amplifier (NOPA) pumped by a Spirit 1030-70 laser system.
Learning and attention reveal a general relationship between population activity and behavior
Commentary
We recently discussed this paper by A. M. Ni et al. from Cohen lab. The authors investigated both neuronal and behavioral effects of attention and perceptual learning as well as the relationship between stimulus conditioned correlated variability and subjects’ performance in behavioral tasks. Through empirical studies and statistical analyses, they found a single, consistent relationship between stimulus conditioned correlated variability and behavioral performance, regardless of the time frame