mixnet = HPAM2

description:
	Hierarchical PAM model (HPAM2), testing C1B and C2 structures as
	well as custom selectors with switch. Model with fully dependent
	samplers.
	
preferences:
	verbose = 1
	formatCode = 0
	fastSerial = 0
	fastParallel = 0
	parallelMode = 0
	indepSamplers = 1
	directAssign = 0
	nameSuffix = 1
	runModel = 0
	# standard values
	K = 15
	alpha = 0.1
	corpus = nips/nips
	iter = 20
	iterq = 10
	
nodes:
	# "active" K are X-1 and Y-1
	doc-suptop = 	theta : M, X | alpha : X
	top-subtop = 	thetax : M, X, Y | alphax : X, Y
	hiertop-word = 	phi : 1 + X + Y, V | beta : 1

sequences:
	words = 		w : m, n : M, w[m].length : W

edges:
words = w ::
	document = 		m : M
	suptopic = 		x : X
	subtopic = 		y : Y
	word = 			w : V

network:
	m >> theta | alpha >> x
	m,x >> thetax | alphax[x] >> y
	x,y >> phi[k] >> w
	k : {
		// TODO: x==0 --> y = IDLE ?
		if (x==0) { k = 0; }
		else if (y==0) k = 1 + x;
		else k = 1 + X + y;
	}.