examp1.prm

此文件包含了在linux下实现tpr-tree索引的源代码

//--------------------------------------------------------------------
//   examp1.prm
//   ----------
//
//   Parameters file for "moving cars" dataset generation
//   Simulating an space of 1000X1000 km, time units: minutes,
//   Car speeds: 
//   45 km/h (0.75 km/min), 90 km/h (1.5 km/min), 180 km/h (3 km/min)    
// 

Name           : examp1;     // Name of the .dat and .sql file    
Load           : 2;          // If there is a separate load file generated, 
                             // 2 - no file generated, gradual build up of index  

ThreeD         : 2;          // 0 or 2 - 2D data, 3 - 3D data, 1 - 1D data
Points         : 6000;       // Total number of moving points
Hubs           : 20;         // Number of verices in a road network

SpaceX         : 1000;       // Dimensions of the space
SpaceY         : 1000;
SpaceZ         : 1000;

Speed1         : 0.75;       // Possible speeds of moving objects 
Speed2         : 1.5; 
Speed3         : 3;      

// Dynamic evolution parameters

TotalOp        : 20000;     // or Length of the simulation in insertions
UpdateInterval : 60;        // Average interval between two successive updates of an object
                            // If 0 - no updates are generated at all

// Query generation parameters 

QIntervalOp    : 100       // Querying interval in operations
QQuantity      : 1;        // Number of queries generated at each query generation event
QWindow        : 30;       // W - Querying time window
QSize          : 0.0025;   // Avg. size of spatial part of a query (fraction of "airspace")
QTSize         : 10;       // Size of a temporal query window (For type 2 and 3 queries) 
QType1         : .6;       // Parts of different types of queries in a query mix 
QType2         : .2;      
QType3         : .2;