} /* CreateFeatureDataFileThread */

        void  MakeSureDepthFieldIsIncluded(PicesFeatureVectorList data)
        {
            PicesDataBase dbConn = null;
            PicesRunLog   runLog = new PicesRunLog(dialogMsgQueue);

            data.SortByImageFileName();

            String curSipperFileName  = "";
            float  curSipperFileDepth = 0.0f;


            foreach (PicesFeatureVector fv in data)
            {
                if (fv.Depth == 0.0f)
                {
                    if (dbConn == null)
                    {
                        dbConn = PicesDataBase.GetGlobalDatabaseManagerNewInstance(runLog);
                    }
                    uint   sacnLineNum        = 0;
                    uint   scanCol            = 0;
                    String nextSipperFileName = "";

                    PicesFeatureVector.ParseImageFileName(fv.ExampleFileName, ref nextSipperFileName, ref sacnLineNum, ref scanCol);

                    if (nextSipperFileName != curSipperFileName)
                    {
                        curSipperFileDepth = 0.0f;
                        curSipperFileName  = nextSipperFileName;

                        PicesSipperFile sf = dbConn.SipperFileRecLoad(curSipperFileName);
                        if (sf != null)
                        {
                            curSipperFileDepth = sf.Depth;
                        }
                    }

                    PicesInstrumentData id = dbConn.InstrumentDataGetByScanLine(curSipperFileName, sacnLineNum);
                    if ((id == null) || (id.Depth == 0.0))
                    {
                        fv.Depth = curSipperFileDepth;
                    }
                    else
                    {
                        fv.Depth = id.Depth;
                    }
                }
            }

            if (dbConn != null)
            {
                dbConn.Close();
                dbConn = null;
                GC.Collect();
            }
        } /* MakeSureDepthFieldIsIncluded */
        } /* CreateTuningFeatureFiles */

        void  MakeSureDepthFieldIsIncluded(PicesFeatureVectorList data)
        {
            PicesDataBase dbConn = null;
            PicesRunLog   runLog = new PicesRunLog();

            data.SortByImageFileName();

            String curSipperFileName  = "";
            float  curSipperFileDepth = 0.0f;


            foreach (PicesFeatureVector fv in data)
            {
                if (fv.Depth == 0.0f)
                {
                    String nextSipperFileName = PicesMethods.SipperFileNameFromImageFileName(fv.ExampleFileName);

                    if (nextSipperFileName != curSipperFileName)
                    {
                        curSipperFileDepth = 0.0f;
                        curSipperFileName  = nextSipperFileName;

                        if (dbConn == null)
                        {
                            dbConn = PicesDataBase.GetGlobalDatabaseManagerNewInstance(runLog);
                        }

                        PicesSipperFile sf = dbConn.SipperFileRecLoad(curSipperFileName);
                        if (sf != null)
                        {
                            curSipperFileDepth = sf.Depth;
                        }
                    }

                    if (fv.Depth == 0.0f)
                    {
                        fv.Depth = curSipperFileDepth;
                    }
                }
            }

            if (dbConn != null)
            {
                dbConn.Close();
                dbConn = null;
                GC.Collect();
            }
        } /* MakeSureDepthFieldIsIncluded */