Changes for page Widget TimeSeries
Last modified by ldomide on 2023/05/23 14:34
From version 5.1
edited by rominabaila
on 2022/04/12 09:11
on 2022/04/12 09:11
Change comment:
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To version 20.1
edited by rominabaila
on 2022/04/14 16:30
on 2022/04/14 16:30
Change comment:
There is no comment for this version
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... ... @@ -2,7 +2,78 @@ 2 2 3 3 It is a Jupyter widget intended for the visualization of brain signals represented as time series. 4 4 5 - 6 6 == Inputs == 7 7 8 -The inputs 7 +Time series can be given as inputs in two forms: 8 + 9 +* TVB TimeSeries datatype 10 +* Numpy arrays 11 + 12 +This widget supports 2D, 3D, and 4D arrays. In all three cases, there is a fixed shape that the TimeSeries widget expects: 13 + 14 +* for **2D**: (no_timepoints, no_channels) 15 +* for **3D**: (no_timepoints, state_variable/mode, no_channels) 16 +* for **4D**: (no_timepoints, state_variable, no_channels, mode) 17 + 18 +~* Note that the TVB TimeSeries datatype is always 4D and already has the expected shape. 19 + 20 +== Requirements and installation == 21 + 22 +Before installing the tvb-widgets library containing the TimeSeries widget, the following python libraries and Jupyter extensions should be installed: 23 + 24 +* **Libraries:** 25 +** [[mne>>https://mne.tools/0.24/install/index.html]] version 0.24 26 +** [[ipympl>>https://github.com/matplotlib/ipympl#installation]] 27 +* ((( 28 +**Extensions:** 29 + 30 +(% class="box" %) 31 +((( 32 +jupyter labextension install @jupyter-widgets/jupyterlab-manager 33 + 34 +jupyter labextension install jupyter-matplotlib 35 +))) 36 +))) 37 + 38 +Then, to install the tvb-widgets library, just type: 39 + 40 +(% class="box" %) 41 +((( 42 +pip install tvb-widgets 43 +))) 44 + 45 +== API usage == 46 + 47 +First, the correct matplotlib backend must be set, which enables the interaction with the TimeSeries widget, by running the following command: 48 + 49 +(% class="box" %) 50 +((( 51 +%matplotlib widget 52 +))) 53 + 54 + Then, the **TimeSeriesWidget** (from the tvb-widgets API) and the **//display//** function should be imported: 55 + 56 +(% class="box" %) 57 +((( 58 +from tvbwidgets.api import TimeSeriesWidget 59 +from IPython.core.display_functions import display 60 +))) 61 + 62 +Assuming that the user has already created or imported a valid input, this is how the widget can be initialized and how an input can be assigned to it, using the //**add_datatype** //method (example below assumes that **//tsr// **is a TVB TimeSeries datatype): 63 + 64 +(% class="box" %) 65 +((( 66 +tsw = TimeSeriesWidget() 67 +tsw.add_datatype(tsr) 68 +))) 69 + 70 +Finally, to display and interact with the TimeSeries widget, the **//get_widget//**// //method is used inside the //**display **//function: 71 + 72 +(% class="box" %) 73 +((( 74 +display(tsw) 75 +))) 76 + 77 +{{html}} 78 +<iframe src="https://drive.google.com/file/d/1g4ryY1VIFMUD14Mb6Dq_KVb0b2_XU4VX/preview" width="840" height="480" allow="autoplay"></iframe> 79 +{{/html}}
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