LSM | Liquid State Machines in Python and NEST | Machine Learning library

 by   IGITUGraz Python Version: Current License: GPL-3.0

kandi X-RAY | LSM Summary

kandi X-RAY | LSM Summary

LSM is a Python library typically used in Manufacturing, Utilities, Machinery, Process, Artificial Intelligence, Machine Learning, Deep Learning applications. LSM has no bugs, it has no vulnerabilities, it has build file available, it has a Strong Copyleft License and it has low support. You can download it from GitHub.

The Liquid State Machine (LSM) (Maass et. al. 2002) is a computational model which uses the high-dimensional, complex dynamics of recurrent neural circuits to conduct memory-dependent readout operations on continuous input streams. This package provides a convenience wrapper for network construction, as well as typical operations on the reservoir. Note that this code does not implement the exact model in (Maass et. al. 2002), but rather a slightly simplified model. This code was used in (Kaiser et al. 2017).
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            kandi-support Support

              LSM has a low active ecosystem.
              It has 30 star(s) with 18 fork(s). There are 9 watchers for this library.
              OutlinedDot
              It had no major release in the last 6 months.
              There are 1 open issues and 3 have been closed. On average issues are closed in 2 days. There are no pull requests.
              It has a neutral sentiment in the developer community.
              The latest version of LSM is current.

            kandi-Quality Quality

              LSM has 0 bugs and 0 code smells.

            kandi-Security Security

              LSM has no vulnerabilities reported, and its dependent libraries have no vulnerabilities reported.
              LSM code analysis shows 0 unresolved vulnerabilities.
              There are 0 security hotspots that need review.

            kandi-License License

              LSM is licensed under the GPL-3.0 License. This license is Strong Copyleft.
              Strong Copyleft licenses enforce sharing, and you can use them when creating open source projects.

            kandi-Reuse Reuse

              LSM releases are not available. You will need to build from source code and install.
              Build file is available. You can build the component from source.
              LSM saves you 92 person hours of effort in developing the same functionality from scratch.
              It has 235 lines of code, 21 functions and 6 files.
              It has high code complexity. Code complexity directly impacts maintainability of the code.

            Top functions reviewed by kandi - BETA

            kandi has reviewed LSM and discovered the below as its top functions. This is intended to give you an instant insight into LSM implemented functionality, and help decide if they suit your requirements.
            • Get the state of the LSM
            • Generator for windowed events
            • Calculates the liquid states of a spike
            • Get a list of spike times for a given spike record
            • Generate a Poisson generator
            • Generate a random xor
            • Inject spikes into the network
            • Compute the weights for the readout weights
            • Compute the prediction
            Get all kandi verified functions for this library.

            LSM Key Features

            No Key Features are available at this moment for LSM.

            LSM Examples and Code Snippets

            No Code Snippets are available at this moment for LSM.

            Community Discussions

            QUESTION

            Problem with sending data from userspace to bpf program with maps
            Asked 2021-Jun-15 at 07:28

            I have problem with my bpf program. I getting error while loading this program. my bpf program is:

            ...

            ANSWER

            Answered 2021-Jun-15 at 07:28

            TL;DR. You should check that the pointer returned by bpf_map_lookup_elem is not NULL.

            With the following logs, the BPF verifier is telling you that, when it reaches the dereference of my_pid, the pointer may still have a NULL value. It thus contains a map value or a NULL value, i.e., map_value_or_null.

            Source https://stackoverflow.com/questions/67980932

            QUESTION

            R: Forest plot difference of means from lsmean?
            Asked 2021-Apr-15 at 22:41

            Hi I want to recreate a plot that looks like this?

            Here is an example, the closest I can get is a ggplot that looks like this.

            ...

            ANSWER

            Answered 2021-Apr-15 at 21:21

            Here's a two step solution. First you'll need to transform the data to get some variables that will make it easier to construct the desired plot.

            Source https://stackoverflow.com/questions/67113987

            QUESTION

            Changing default key send inside terminal to instead of in terminal mode in vim
            Asked 2021-Mar-09 at 07:05

            I want to send keys to a terminal open inside vim using instead of . When I run the command :set termwinkey= inside vim I get the error message E518: Unknown option: termwinkey=. I can open terminals inside vim. So why does vim not recognise this option ?

            [EDIT] output of :version as asked

            ...

            ANSWER

            Answered 2021-Mar-09 at 07:05

            You must update Vim to v8.1 or later.

            Source https://stackoverflow.com/questions/66541231

            QUESTION

            Compare unordered DataFrame compare value based on comparison and create a new column
            Asked 2021-Feb-26 at 10:49

            I have 2 DataFrames (PreServices, PostServices) each DataFrame contains Windows services and their running status at a given time.

            How does Data look like?

            1. there is no order of how services names are listed
            2. PostServices may or not have Names that are in PreServices
            3. PostServices may have Names that are not in PreServices

            I want to create a new column in PreServices named 'final status' and its values should be such that:

            1. for each Name in PreService if Name in PostServices and State are the same 'final status' == True
            2. for each Name in PreService if Name in PostServices and State are the not same 'final status' = PostServices['State']
            3. for each Name in PreService Not in PostService 'final status' = False

            PreServices

            ...

            ANSWER

            Answered 2021-Feb-26 at 10:40

            The following code snippet will get your desired output:

            Source https://stackoverflow.com/questions/66383559

            QUESTION

            slurmd.service is Failed & there is no PID file /var/run/slurmd.pid
            Asked 2020-Oct-08 at 11:10

            I am trying to start slurmd.service using below commands but it is not successful permanently. I will be grateful if you could help me to resolve this issue!

            ...

            ANSWER

            Answered 2020-Oct-06 at 11:16

            The log files states that it cannot bind to the standard slurmd port 6818, because there is something else using this address already.

            Do you have another slurmd running on this node? Or something else listening there? Try netstat -tulpen | grep 6818 to see what is using the address.

            Source https://stackoverflow.com/questions/64156511

            QUESTION

            Strange character since last update (>4;2m) in vim
            Asked 2020-Oct-01 at 23:54

            I've recently update vim on ubuntu, and since then, a strange character keep appearing at random time at my cursor place. It seems to appear when I do nothing for some seconds. The character is >4;2m and I can't understand the logic of its appearance. Has anyone the same problem ? Switching buffer and coming back to the initial one clean the character.

            vim --version :

            ...

            ANSWER

            Answered 2020-Jun-02 at 10:44

            It was a problem of modifyOtherKeys. After looking at the doc, putting

            Source https://stackoverflow.com/questions/62148994

            QUESTION

            BPF Ring Buffer Invalid Argument (-22)?
            Asked 2020-Sep-28 at 03:52

            I wanted to use eBPF's latest map, BPF_MAP_TYPE_RINGBUF, but I can't find much information online on how I can use it, so I am just doing some trial-and-error here. I defined and used it like this:

            ...

            ANSWER

            Answered 2020-Sep-28 at 03:52

            You are right, the problem is in the size of BPF_MAP_TYPE_RINGBUF (max_entries attribute in libbpf map definition). It has to be a multiple of a memory page (which is 4096 bytes at least on most popular platforms). So that explains why it all worked when you specified 64 * 4096.

            BTW, if you'd like to see some examples of using it, I'd start with BPF selftests:

            Source https://stackoverflow.com/questions/63415220

            QUESTION

            How do LSM Tree based DBs deal with concurency when updating the MemTable
            Asked 2020-Sep-23 at 03:55

            Reading about LSM Trees in several blogs I have wondered how do actual implementations deal with concurrency in when receiving several simultaneous requests to insert values which would modify the in memory structure of the MemTable.

            • When inserting a value to the MemTable (which most seem to indicate is a tree)
              • How does it deal with multiple insertion requests at the same time?
              • How does it deal with read/write races?
              • Does it use a simple R/W lock mechanism ?
            ...

            ANSWER

            Answered 2020-Sep-22 at 23:22

            In Cassandra, mutations with the latest timestamp wins so it can handle thousands of concurrent insertions and there is no race to deal with and there are no locks required.

            The SSTables are immutable -- they never change once written to disk. But the data can be rewritten by compaction threads which merges SSTables into new SSTables depending on the compaction strategy defined on the table. Cheers!

            Source https://stackoverflow.com/questions/64015859

            QUESTION

            Can non-exclusive (stackable) Linux Security Modules use security blobs?
            Asked 2020-Aug-22 at 22:43

            I'm experimenting with Linux Security Modules, trying to make one.

            My main source of knowledge about how they're supposed to work are mailing lists archives and the existing LSMs' sources, plus the few pages about them in the Linux documentation.

            I understand that there are two kinds of LSMs.

            • Exclusive LSMs like SELinux / AppArmor, which have the LSM_FLAG_EXCLUSIVE flag set in their LSM definition.
            • Non-exclusive LSMs like Yama, capabilities or lockdown.

            Browsing the source code of all these LSMs, I figured out non-exclusive ones never make use of security blobs. On the other hand, exclusive ones make heavy use of them.

            For instance, see the AppArmor LSM definition, and the one for Yama.

            So, can non-exclusive LSMs specify blob sizes and use this feature ?

            Trying to find an answer, I explored the framework's source to see if maybe security blobs were switched between each LSM hook call, I guess that would allow each LSM to only have access to its own blobs and not those of another LSM.

            However, we can see here in the LSM framework that it is not the case.

            If my LSM declares blob sizes, can I use the blobs if my kernel also have SELinux, for instance, enabled ? Won't the structures from SELinux and mine overlap ?

            ...

            ANSWER

            Answered 2020-Aug-22 at 22:43

            Alright, I found the relevant code in the LSM framework.

            QED: Yes, all LSMs can use security blobs as long as they use the sizes structure as containing offsets once the module is ignited.

            Explanation:

            When you define your LSM, you use the DEFINE_LSM macro followed by various informations, including a pointer to a struct lsm_blobs_sizes.

            During its own ignition, the LSM framework (which is mostly implemented in security/security.c) manipulates your structure in a few operations.

            • It stores, in its own instance of the structure (declared here), the sum of all LSM's security blobs sizes. Precisely, looking at this stack trace:

            Source https://stackoverflow.com/questions/63509033

            QUESTION

            Get Secret from Azure Keyvault using nodejs
            Asked 2020-Aug-11 at 08:41

            I need to read the list of users in the Azure active directory. The client has created a Graph API application but they do not want to share the client secret of the application, instead they asked us to use the Key vault. How to access from the node.js application the key to retrieve the list of users?

            I tried the below one but gave error and I am not sure how to authenticate.

            ...

            ANSWER

            Answered 2020-Aug-10 at 17:13

            All you need to do is follow the below steps:

            • Create an App in the Azure Active Directory (Service Principal) from App Registrations.
            • Go to Key Vault resource, Access Policy blade, assign read access to this Azure AD App (Service Principal) that we created in the above step.
            • Set these 3 Environment variables AZURE_CLIENT_ID, AZURE_TENANT_ID, and AZURE_CLIENT_SECRET in your App Service. Get the values of these variables from the app that we created in step 1.
            • Use DefaultAzureCredential that we are already using now. This will automatically pick the credentials from the environment variables that we defined in App Service for the authentication.

            Another way is to obtain Key Vault token dynamically and use that token to get the secrets from the Key Vault - https://docs.microsoft.com/en-us/samples/azure-samples/app-service-msi-keyvault-node/app-service-msi-keyvault-node/

            Helpful Reference:

            Source https://stackoverflow.com/questions/63343346

            Community Discussions, Code Snippets contain sources that include Stack Exchange Network

            Vulnerabilities

            No vulnerabilities reported

            Install LSM

            You can download it from GitHub.
            You can use LSM like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.

            Support

            For any new features, suggestions and bugs create an issue on GitHub. If you have any questions check and ask questions on community page Stack Overflow .
            Find more information at:

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            gh repo clone IGITUGraz/LSM

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            git@github.com:IGITUGraz/LSM.git

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