diff --git a/demo/plate1n/data/sample-x317-y298-signal-Txx.csv b/demo/plate1n/data/sample-x317-y298-signal-Txx.csv
new file mode 100644
index 0000000..f7c0ace
--- /dev/null
+++ b/demo/plate1n/data/sample-x317-y298-signal-Txx.csv
@@ -0,0 +1,99 @@
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+0.000000000000000000e+00
+-1.021995668624638462e-37
+-4.275182955154424835e-34
+-9.646384999909966008e-31
+-1.313570888919592277e-27
+-1.102463288975988702e-24
+-5.801814221265588020e-22
+-1.940688372424608054e-19
+-4.168091638249781872e-17
+-5.786185400713690641e-15
+-5.207304314309990634e-13
+-3.034773127241763291e-11
+-1.138673932921108189e-09
+-2.718763170150850783e-08
+-4.052828899148153141e-07
+-3.665638587335706688e-06
+-1.934025385708082467e-05
+-5.706092997570522130e-05
+-9.509138908470049500e-05
+-1.097424756153486669e-04
+-9.680059883976355195e-05
+-1.546986641187686473e-05
+1.274262176593765616e-04
+3.273991460446268320e-04
+5.446158465929329395e-04
+6.874496466480195522e-04
+6.441304576583206654e-04
+3.819126868620514870e-04
+-1.164563291240483522e-04
+-7.197462255135178566e-04
+-1.273982925340533257e-03
+-1.592644606716930866e-03
+-1.555630704388022423e-03
+-1.135412254370748997e-03
+-4.587930161505937576e-04
+2.754140296019613743e-04
+8.459539385512471199e-04
+1.134996535256505013e-03
+1.128974719904363155e-03
+9.411743958480656147e-04
+7.324988837353885174e-04
+6.282354006543755531e-04
+6.662139785476028919e-04
+7.727172342129051685e-04
+8.021944086067378521e-04
+6.231128936633467674e-04
+1.870333217084407806e-04
+-4.415751900523900986e-04
+-1.100425142794847488e-03
+-1.585256424732506275e-03
+-1.730128889903426170e-03
+-1.480703009292483330e-03
+-9.047691128216683865e-04
+-1.661758142290636897e-04
+5.278270109556615353e-04
+1.000200631096959114e-03
+1.155026489868760109e-03
+9.878834243863821030e-04
+5.802341038361191750e-04
+9.064247569767758250e-05
+-3.215826582163572311e-04
+-5.585281760431826115e-04
+-5.682255141437053680e-04
+-4.034865705762058496e-04
+-1.617702801013365388e-04
+5.767822585767135024e-05
+1.583506527822464705e-04
+1.183565109386108816e-04
+2.340283936064224690e-05