Minor fix.

[mtp.git] / README.txt

diff --git a/README.txt b/README.txt
index 095b8a0..18266af 100644 (file)
--- a/README.txt
+++ b/README.txt
@@ -18,9 +18,9 @@ experiments presented in this article. It does not require any
 library, and uses a Dijkstra with a Binary Heap for the min-queue,
 instead of a Fibonacci heap.
 
-This software package includes three commands:
+This software package provides two commands:
 
- - mtp is the generic command to use in practice. It takes tracking
+ - mtp is the generic tool to use in practice. It takes tracking
    parameters as input, and prints the tracked trajectories as
    output. The format for these parameters is given at the bottom of
    this documentation.
@@ -28,11 +28,8 @@ This software package includes three commands:
  - mtp_example creates a tracking toy example, and runs the tracking
    algorithm on it. It gives an example of how to use MTPTracker on a
    configuration produced dynamically, and produces a test input file
-   for the mtp command.
-
- - mtp_stress_test creates a larger problem with a lot of noise and
-   multiple trajectories, to check the behavior of the code under
-   slightly more complex situations.
+   for the mtp command. If you pass it the "stress" argument, it
+   generates a larger and noisier problem.
 
 * INSTALLATION
 
@@ -79,8 +76,8 @@ The MTPTracker takes as input
 
  (2) a spatial topology composed of
 
-     - the allowed motions between them (a Boolean flag for each pair
-       of locations from/to)
+     - the allowed motions between locations (a Boolean flag for each
+       pair of locations from/to)
 
      - the entrances (a Boolean flag for each location and time step)
 
@@ -91,9 +88,9 @@ The MTPTracker takes as input
              log( P(Y(l,t) = 1 | X) / P(Y(l,t) = 0 | X) )
 
      where Y is the occupancy of location l at time t and X is the
-     available observation. Hence, this score is negative on locations
-     where the probability that the location is occupied is close to
-     0, and positive when it is close to 1.
+     available observation. In particular, this score is negative on
+     locations where the probability that the location is occupied is
+     close to 0, and positive when it is close to 1.
 
 From this parameters, the MTPTracker can compute the best set of
 disjoint trajectories consistent with the defined topology, which
@@ -149,4 +146,4 @@ structure
 
 --
 François Fleuret
-December 2012
+April 2013