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Submission GuidelinesHello,
After used the new "Image Recognition Tool" a few days, I think you could improve it :
> by adding the dimensional constraints in front of each of the pre-trained models,
> by adding a true tool to divide the training data correctly (in order to have an equivalent number of images for each of the labels)
> at least, allow the tool to use black & white images (I wanted to test it on the MNIST, but the tool tells me that it necessarily needs RGB images) ?
Question : do you in the future allow the user to choose between CPU or GPU usage ?
In any case, thank you again for this new tool, it is certainly perfectible, but very simple to use, and I sincerely think that it will allow a greater number of people to understand the many use cases made possible thanks to image recognition.
Thank you again
Kévin VANCAPPEL (France ;-))
Thank you again.
Kévin VANCAPPEL
When working on the Weekly Challenge #108, I was trying to design a non-macro solution.
I ended up settling on the Generate Rows tool and was trying to find a way to generate rows until I had reached or exceeded the maximum density, however, I ran into an issue where I'd always have one too few rows, since the final row I was looking for was the one that broke the condition I specified.
In order to get around this, I came up with the following solution:
Essentially, I just set my condition to twice that of the true threshold I was looking for. This worked because I was always doubling the current value in my Loop Expression, and so anything which broke the 'actual' condition I was looking for ([MaxDensity]), would necessarily also break the second condition if doubled again.
However, for many other loop expressions, this sort of solution would not work.
My idea is to include a checkbox which, when selected, would also generate the final row which broke the specified condition.
By adding such a checkbox, it would allow users to continue using the Generate Rows tool as they already do, but reduce the amount of condition engineering that users are required to do in order to get that one extra row they're looking for, and reduce the number of potentially unseen errors in their workflows.
Hi, i am from ETL back ground and coming from my knowledge i would like to suggest or ask a feature which will helpful in alteryx solution.
"Error Line" : many ETL tools provide an "On Error" line which performs certain actions like "altering user by sending an email", "ignoring and going to next step" etc. It will be great if Alteryx can provide the same feature where we can have an error line (red line) for each tool.
Hope this is not a repeated idea. thank you for all the support and providing a wonderful tool.
Thanks,
Harika K
Some Alteryx tools, like Select, update when a field name or data type is changed upstream. Sometimes it causes an error, but often Alteryx can self-adjust and be OK. However, other tools such as Union and Summarize, don't recognize the change - they don't self-adjust or throw an error until runtime. It would be great if these other tools (there must be others besides Union and Summarize) could recognize changes at design time. Even if they just threw an error, it would be better than current state.
I collaborate with a team using Git. We commit all of our work automatically with the exception of the Alteryx Alias file. It must be moved manually into the repository and then other teammates must move it out of the repository manually into their local folder and overwrite the old file. This is not an enterprise-friendly solution. If we could configure the location of the Alias file in Designer, we could set it to live in the repository. That way, everyone could automatically have the latest file with tracked changes. Please create this functionality. Thank you.
When you right click on a macro, and say Open Macro - it opens up a new copy even if there's an existing copy of exactly the same file open already.
Please can you change this to focus on the existing copy by default? I've wasted hours editing the wrong one, or doing split editing across two copies of the same file.
In order to debug a call to a REST API - it is often necessary to take the web call, and pop this into a web browser. Can you add a second output to a RestAPI tool (a derivative of the Download tool) that has a second output that provides the full web call that was made, including the full parameterised URL. This would make it MUCH easier to debug rest API calls.
cc: @TashaA
Similar to this idea https://community.alteryx.com/t5/Alteryx-Designer-Ideas/Download-tool-Request-and-Response-details/i...
except my preference would be to pull Rest API calls into a more specific tool and give a second output for the responses
The CrossValidation tool in Alteryx requires that if a union of models is passed in, then all models to be compared must be induced on the same set of predictors. Why is that necessary -- isn't it only comparing prediction performance for the plots, but doing predictions separately? Tool runs fine when I remove that requirement. Theoretically, model performance can be compared using nested cross-validation to choose a set of predictors in a deeper level, and then to assess the model in an upper level. So I don't immediately see an argument for enforcing this requirement.
This is the code in question:
if (!areIdentical(mvars1, mvars2)){ errorMsg <- paste("Models", modelNames[i] , "and", modelNames[i + 1], "were created using different predictor variables.") stopMsg <- "Please ensure all models were created using the same predictors." }
As an aside, why does the CV tool still require Logistic Regression v1.0 instead of v1.1?
And please please please can we get the Model Comparison tool built in to Alteryx, and upgraded to accept v1.1 logistic regression and other things that don't pass `the.formula`. Essential for teaching predictive analytics using Alteryx.
I propose another wildcard, %ErrorLog%, that would simply output the error codes and narratives instead of having to use the %OutputLog% to see these. I'd rather not have a 4 MB text email depicting every line of code and action in the module when all I really need to see are the errors.
Currently working through an assignment on the Udacity Nano-degree related to A/B testing (thank you for the great course content @PatrickN )
Unfortunately - when using the AB testing tools for the first time, I encountered several cryptic error messages.
This request is not to help diagnose this error message, but rather to wrap these error messages in a way that gives users some useful info so that they can solve this problem themselves.
As you can see from the error message below - the error provided does not give the user any hints on how to go about fixing the problem.
I've attached the workflow with embedded data so this should be replicatable
1. The Union tool
When switching to Manual method and then adding fields up stream, the result is a warning "Field was not found". I don't look for warnings. This should create a red error. Having fields fall off the workflow is a pain.
2. Unique tool
Changing fields upstream causes the tool to error out when the workflow runs. No issues are shown before the run.
3. Having containers all open up when I reopen a workflow is a nightmare when you have 20+ containers all over lapping.
Hi all,
We were working through some ideas with @BenG and @KatieH about how we can streamline the process of understanding data at the point of bringing this into Alteryx.
We currently have a visual way to see columns that have leading whitespace or null (with the visualitics that have been added to the browse tools) - we can take this further:
Putting this wizard immediately after input tools, which would then automatically add tools to the canvas to automate the cleanup that we'd agreed during the wizard - we can dramatically reduce / eliminate the cost of the standard data prep tasks.
NOTE: This is exactly how Watson Analytics works when you bring in data, and it makes the process much quicker.
Hi All,
Currently the FUZZY MATCH tool supports only Latin characters. It would be great if this tool could also support other characters, such as Hebrew letters and signs.
Thank You!
When the append tool detects no records in the source, it throws a warning. I would like to have the ability to supress this warning. In general, all tools should have similar warning/error controls.
Background:
Teradata is a high performance database system. It is highly sensitive to indexes and balancing the records across each index segment.
Teradata uses Spool to perform queries on the database. It is also very sensitive to type of table (volatile, temp, permanent) created.
Issue:
Alteryx "In - Database" nodes are not providing the ability to configure them to Teradata needs.
As a result, when executing workflows with "In - Database" nodes there is high probability of "out of spool" error specially when working on medium size data base (between 250 million to 1 billion records).
Impact:
Question mark on the ability of Alteryx to handle medium to large databases.
Knime and SSIS are currently preferred to Alteryx
Action Requested
Please change the configuration of the "In - Database" nodes to allow fine tuning of the node behaviour.
It would be great if Alteryx could better handle Carriage Returns! If I have a csv file that has Carriage Returns (\r) in the Description field Alteryx displays it like so in the browse tool:
I’m ok that it’s ignoring the carriage returns entirely to better display the data, but the problem is that there is no way to know by looking at this browse tool that there are “hidden” carriage returns in my data. When we try to copy this to excel and it looks like this:
Unfortunately, this isn’t quite how I was expecting it to look. I think there are three related changes I would like to see:
1) Change the copy feature of the browse tool so that it ignores carriage returns (\r) just like when you display it in a browse tool.
2) Make a new character that would display the carriage return when I click the “show whitespaces” button. It shows line feeds (\n) as paragraph symbols but won’t show carriage returns (\r). Here is what the \n looks like if I replace my \r with \n:
My \r character currently doesn’t display at all:
3) Add the red triangle indicator similar to the line feed (\n):
I currently get no warning that there are embedded carriage returns.
Thanks!
Frequently with more complicated tool configurations I end up having to setup certain elements over and over again. Would be great to have a one click "use this as the default" configuration that would follow my profile and apply to all future drags of that tool onto the workflow. Configuration elements that depend on the input fields would not be impacted.
Also an apply all feature to apply the similar configuration elements to all tools of the same tool type.
Example Configuration Elements
Comment Tool - Shape, Font, text Color, Background Color, Alignment...
Tool Container - Text Color, fill color , border color, transparency, margin
Table Tool - Default Table Settings
Union Tool - "Auto config by name", Actions when fields differ
Data Clensing - all configuration elements
Sample - all configuration elements
Issue: Even though the Send Email event is configured for the After Run Without Errors setting in the Workflow Configuration it still sends an email when the execution of workflow is cancelled. I think only the Before Run event should be allowed to trigger in this case.
App: Alteryx Designer x64
Version: 10.5.9.15014
I find the Run Command tool to be counter-intuitive: rather than supplying a required I/O parameter (in at least one of "Write Source" and/or "Read Results"), I would rather just use a "Block Until Done" approach to 1. write file, 2. issue custom system command, 3. read file. An even simpler example is the case where I don't need I/O to/from the system command... in that case, I just want to issue the command, nothing more. But the current tool will require me to specify a dummy file, which is counter-intuitive and also leaves that unnecessary file somewhere.
To fix this up without breaking existing user implementations, the "idea" is:
So... any existing user implementation should be unnaffected... but these changes would allow users to implement system commands in a more intuitive manner, and even allow for very dynamic system commands based on the workflow.
Thanks!
The ability to directly edit the XML for tools is fantastic.
Would love an edit option on the XML view for the workflow.
One slight issue on the tool one is that it doesnt run through the Config UI so the Annotation is not recomputed. Would be useful if the annotation was recomputed post XML edit.
Hi there,
Just a quick note on a really small improvement that could be made on the Data Cleansing tool but that could help a lot.
Actually this tool allows us to convert input data with NULLs to either blank or 0 values depending on the datatype.
It would be really appreciated to be able to do the opposite, converting blank or 0 values to NULLs.
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