Re: [Chicken-users] [Q] Is there any library for machine/statistical learning in Scheme(chicken scheme)?

2013-03-26 Thread Kristian Lein-Mathisen
Hi Sungjin, It seems jeronimo-pellegrinihttp://wiki.call-cc.org/users/jeronimo-pellegrinihas written some eggs with AI in mind. Perhaps some of those might be useful? The octave http://wiki.call-cc.org/eggref/4/octave egg might also be useful when you're analyzing your progress. K. On Tue,

[Chicken-users] Medea Egg: nested lists/pairs

2013-03-26 Thread Karsten Gebbert
Hi, I'm using the medea egg, installed via chicken-install, and I'm encountering a problem unparsing lists that contain pairs with more list/pairs. To my understanding of the source code, write-json should just call itself on the cdr of the pair, but I get an error: #;2 #;2 (write-json

Re: [Chicken-users] Medea Egg: nested lists/pairs

2013-03-26 Thread Moritz Heidkamp
Hi Karsten, Karsten Gebbert karsten.gebb...@gmail.com writes: #;2 (write-json '((one . 1) (two . '((three . 3) (four . 4) the problem here is the inner quote. Your expression is read as: (quote ((one . 1) (two . (quote ((three . 3) (four . 4)) Which evaluates to ((one . 1) (two .

[Chicken-users] problem from chicken 4.7 to chicken 4.8.X

2013-03-26 Thread Hugo Arregui
Hi guys, I'm having and strange problem trying to make a code work from 4.7 to 4.8: its a very simple code that uses JNI to invoke CreateJVM: https://gist.github.com/hugoArregui/a0a133385d62008b6a74 This is how I compile it and the result (using chicken 4.8.0.3): $ csc ex.scm -ljvm

Re: [Chicken-users] [Q] Is there any library for machine/statistical learning in Scheme(chicken scheme)?

2013-03-26 Thread Andrei Barbu
On Mon, Mar 25, 2013 at 11:18 PM, Sungjin Chun chu...@gmail.com wrote: What I've found are (for chicken scheme): 1. libsvm 2. fann Are you looking for anything in particular? I do AI/machine-learning/robotics/computer-vision research using scheme-c and chicken. I've got lots of code that I

Re: [Chicken-users] Medea Egg: nested lists/pairs

2013-03-26 Thread Karsten Gebbert
On 03/26/2013 02:47 PM, Moritz Heidkamp wrote: Hi Karsten, Karsten Gebbert karsten.gebb...@gmail.com writes: #;2 (write-json '((one . 1) (two . '((three . 3) (four . 4) the problem here is the inner quote. Your expression is read as: (quote ((one . 1) (two . (quote ((three . 3) (four

Re: [Chicken-users] [Q] Is there any library for machine/statistical learning in Scheme(chicken scheme)?

2013-03-26 Thread Sungjin Chun
Thank you for your suggestions; what I've interested in is using ML for financial time series prediction such as stock price movement forecasting for pattern matching for trading. On Wed, Mar 27, 2013 at 1:27 AM, Andrei Barbu and...@0xab.com wrote: On Mon, Mar 25, 2013 at 11:18 PM, Sungjin

[Chicken-users] deployed executable wants type-errors ...

2013-03-26 Thread Matt Welland
I managed to get deploy working for another (much simpler) app yesterday. Now I seem to be stuck on an extension that doesn't exist. Is there some other extension I should load that provides type-errors? I'm using 4.8.0 matt@xena:~/data/megatest$ ./deploytarg/megatest Error: (require) cannot