merge struct queue file and functions
This commit is contained in:
commit
98e11c2443
3
.vscode/settings.json
vendored
3
.vscode/settings.json
vendored
|
@ -14,6 +14,7 @@
|
||||||
"limits": "c",
|
"limits": "c",
|
||||||
"*.tcc": "c",
|
"*.tcc": "c",
|
||||||
"type_traits": "c",
|
"type_traits": "c",
|
||||||
"simulateflux.h": "c"
|
"simulateflux.h": "c",
|
||||||
|
"pthread.h": "c"
|
||||||
}
|
}
|
||||||
}
|
}
|
5
Code-C/.vscode/settings.json
vendored
Normal file
5
Code-C/.vscode/settings.json
vendored
Normal file
|
@ -0,0 +1,5 @@
|
||||||
|
{
|
||||||
|
"files.associations": {
|
||||||
|
"power.h": "c"
|
||||||
|
}
|
||||||
|
}
|
|
@ -2,8 +2,6 @@ CC = gcc
|
||||||
|
|
||||||
all:
|
all:
|
||||||
# rm powerData.csv
|
# rm powerData.csv
|
||||||
$(CC) simulateFlux.c -o simulateFlux
|
# $(CC) simulateFlux.c fileGestion.c getArray.c power.c main.c -lm -o main
|
||||||
$(CC) fileGestion.c getArray.c power.c main.c -lm -o main
|
$(CC) simulateFlux.c main.c -lpthread -o main
|
||||||
|
./main < ../02400031.TXT
|
||||||
./simulateFlux < ../02400001.TXT
|
|
||||||
./main
|
|
BIN
Code-C/b2hd
BIN
Code-C/b2hd
Binary file not shown.
|
@ -1,5 +1,8 @@
|
||||||
#include "b2hd.h"
|
#include "b2hd.h"
|
||||||
|
/**
|
||||||
|
* @brief allow to transform all binary hex data send by the Vegetal Signal captor in a .TXT file into decimal values in a .csv
|
||||||
|
*
|
||||||
|
*/
|
||||||
void b2hd()
|
void b2hd()
|
||||||
{
|
{
|
||||||
int i;
|
int i;
|
||||||
|
|
|
@ -5,6 +5,10 @@
|
||||||
#include <time.h>
|
#include <time.h>
|
||||||
#include <math.h>
|
#include <math.h>
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @brief struct used to stock binary 32 bits data from the captor
|
||||||
|
*
|
||||||
|
*/
|
||||||
typedef struct {
|
typedef struct {
|
||||||
uint8_t octet1;
|
uint8_t octet1;
|
||||||
uint8_t octet2;
|
uint8_t octet2;
|
||||||
|
|
|
@ -1,28 +1,38 @@
|
||||||
#include "fileGestion.h"
|
#include "fileGestion.h"
|
||||||
|
|
||||||
void clearRawData(int N){
|
|
||||||
|
/**
|
||||||
|
* @brief function that delete nRow lign in the beginning of the file rawData.csv . This function is necessary to not deal with the same ligns over and over
|
||||||
|
*
|
||||||
|
* @param nRow number of lign in the beginning of the file rawData.csv that has to be delete
|
||||||
|
*/
|
||||||
|
void clearRawData(int nRow){
|
||||||
char buffer[256];
|
char buffer[256];
|
||||||
FILE *f = fopen("newFile.csv","w+");
|
FILE *f = fopen("newFile.csv","w+");
|
||||||
FILE *g = fopen("rawData.csv","r");
|
FILE *g = fopen("rawData.csv","r");
|
||||||
for(int i = 0; i < N; i++){
|
for(int i = 0; i < nRow; i++){ //first the program read the first nRow ligns of the csv file but do nothing
|
||||||
fgets(buffer , sizeof buffer , g);
|
fgets(buffer , sizeof buffer , g);
|
||||||
//printf("Line contaigns: %s" , buffer);
|
|
||||||
}
|
}
|
||||||
while(1){
|
while(1){ //then, till the end of the csv file it copy the lign to a new csv : newFile.csv
|
||||||
if(!fgets(buffer,sizeof buffer , g)) break;
|
if(!fgets(buffer,sizeof buffer , g)) break;
|
||||||
fprintf(f,"%s",buffer);
|
fprintf(f,"%s",buffer);
|
||||||
}
|
}
|
||||||
remove("rawData.csv"); rename("newFile.csv", "rawData.csv");
|
remove("rawData.csv"); rename("newFile.csv", "rawData.csv"); //finally we remove the original file and rename the new one to replace rawData.csv
|
||||||
fclose(f); fclose(g);
|
fclose(f); fclose(g);
|
||||||
}
|
}
|
||||||
|
/**
|
||||||
void writePowerData(double a[], int N){
|
* @brief use to write the file powerData.csv that contaign all power calculous results
|
||||||
|
*
|
||||||
|
* @param powerArray
|
||||||
|
* @param nCol size of the power array, correspond to the number of captor used
|
||||||
|
*/
|
||||||
|
void writePowerData(double powerArray[], int nCol){
|
||||||
FILE *f = fopen("powerData.csv","a+");
|
FILE *f = fopen("powerData.csv","a+");
|
||||||
for(int i = 0 ; i < N ; i++){
|
for(int i = 0 ; i < nCol ; i++){
|
||||||
if( i < N-1){
|
if( i < nCol-1){
|
||||||
fprintf(f, "%f , ", a[i]);
|
fprintf(f, "%f , ", powerArray[i]);
|
||||||
} else {
|
} else {
|
||||||
fprintf(f, "%f\n", a[i]);
|
fprintf(f, "%f\n", powerArray[i]);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
fclose(f);
|
fclose(f);
|
||||||
|
|
|
@ -13,7 +13,7 @@ long **get(int N, int M) /* Allocate the array */
|
||||||
return array;
|
return array;
|
||||||
}
|
}
|
||||||
|
|
||||||
void fillRawData(long** p, int N, int M) {
|
void fillArrayWithRawData(long** p, int N, int M) {
|
||||||
int i, j;
|
int i, j;
|
||||||
|
|
||||||
char *buffer;
|
char *buffer;
|
||||||
|
@ -36,19 +36,32 @@ void fillRawData(long** p, int N, int M) {
|
||||||
//printf("\n\n");
|
//printf("\n\n");
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
/**
|
||||||
|
* @brief print all the element of a bidimensionnal array p of shape : N x M
|
||||||
|
*/
|
||||||
void printArrayData(long** p, int N, int M) {
|
void printArrayData(long** p, int N, int M) {
|
||||||
int i, j;
|
int i, j;
|
||||||
for(i = 0 ; i < N ; i++){
|
for(i = 0 ; i < N ; i++){
|
||||||
printf("line n°%d : %d , %d , %d , %d , %d , %d , %d , %d , %d\n" ,i,p[i][0],p[i][1],p[i][2],p[i][3],p[i][4],p[i][5],p[i][6],p[i][7],p[i][8]);
|
printf("line n°%d : " , i);
|
||||||
|
for(int j = 0 ; j < M ; j++){
|
||||||
|
printf("%d , " , p[i][j]);
|
||||||
|
if(j==(M-1)) printf("\n");
|
||||||
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
/**
|
||||||
int checkArrayFullyFill(long **p, int N , int M){
|
* @brief verify if all the element of an array are not NULL, return
|
||||||
|
*
|
||||||
|
* @param p
|
||||||
|
* @param N
|
||||||
|
* @param M
|
||||||
|
* @return int
|
||||||
|
*/
|
||||||
|
bool checkArrayFullyFill(long **p, int N , int M){
|
||||||
for(int i = 0 ; i < N ; i++){
|
for(int i = 0 ; i < N ; i++){
|
||||||
if(p[i][0] == '\0'){ return 1; }
|
if(p[i][0] == '\0'){ return false; }
|
||||||
}
|
}
|
||||||
return 0;
|
return true;
|
||||||
}
|
}
|
||||||
|
|
||||||
void freeArray(long **p, int N) {
|
void freeArray(long **p, int N) {
|
||||||
|
|
|
@ -2,9 +2,10 @@
|
||||||
#include <string.h>
|
#include <string.h>
|
||||||
#include <stdint.h>
|
#include <stdint.h>
|
||||||
#include <stdlib.h>
|
#include <stdlib.h>
|
||||||
|
#include <stdbool.h>
|
||||||
#include <inttypes.h>
|
#include <inttypes.h>
|
||||||
|
|
||||||
long **getRawDataArray();
|
long **getRawDataArray();
|
||||||
void printArrayData(long** p, int N, int M);
|
void printArrayData(long** p, int N, int M);
|
||||||
void freeArray(long **p, int N);
|
void freeArray(long **p, int N);
|
||||||
int checkArrayFullyFill(long **p, int N , int M);
|
bool checkArrayFullyFill(long **p, int N , int M);
|
|
@ -1,5 +1,11 @@
|
||||||
const int nRow = 100000;
|
#include <stdbool.h>
|
||||||
const int nCol = 9;
|
|
||||||
const double freqEch = 250;
|
|
||||||
|
|
||||||
extern bool rawDataWriteFlag , stopFlag;
|
extern bool rawDataWriteFlag , stopFlag;
|
||||||
|
extern int nRow;
|
||||||
|
extern int nCol;
|
||||||
|
extern double freqEch;
|
||||||
|
|
||||||
|
extern int selectionCaptors[];
|
||||||
|
extern int sizeSelectionArray;
|
||||||
|
|
||||||
|
extern bool flag;
|
||||||
|
|
BIN
Code-C/main
BIN
Code-C/main
Binary file not shown.
|
@ -1,11 +1,26 @@
|
||||||
//#include "simulateFlux.h"
|
#include <pthread.h>
|
||||||
|
#include <stdbool.h>
|
||||||
|
#include "simulateFlux.h"
|
||||||
#include "getArray.h"
|
#include "getArray.h"
|
||||||
#include "fileGestion.h"
|
#include "fileGestion.h"
|
||||||
#include "power.h"
|
#include "power.h"
|
||||||
#include "initialParameters.h"
|
#include "initialParameters.h"
|
||||||
|
|
||||||
bool rawDataWriteFlag = 0, stopFlag = 0;
|
bool rawDataWriteFlag = 0, stopFlag = 0;
|
||||||
|
int nRow = 100000;
|
||||||
|
int nCol = 9;
|
||||||
|
double freqEch = 250;
|
||||||
|
|
||||||
|
int selectionCaptors[] = {1,2,3,4,5,6,7,8};
|
||||||
|
int sizeSelectionArray = 8;
|
||||||
|
|
||||||
int main(int argc , char** argv){
|
int main(int argc , char** argv){
|
||||||
while(power(nRow,nCol,period,timeBandwidth)==0){}
|
|
||||||
|
double period = 1 / freqEch;
|
||||||
|
double invTimeBandWidth = 1 /(nRow * period);
|
||||||
|
|
||||||
|
pthread_t rawData;
|
||||||
|
pthread_create(&rawData , NULL, simulateFlux, (void *)&rawData);
|
||||||
|
pthread_exit(NULL);
|
||||||
|
while(power(nRow,nCol,period,invTimeBandWidth)){}
|
||||||
}
|
}
|
BIN
Code-C/power
BIN
Code-C/power
Binary file not shown.
|
@ -2,31 +2,30 @@
|
||||||
#include "getArray.h"
|
#include "getArray.h"
|
||||||
#include "fileGestion.h"
|
#include "fileGestion.h"
|
||||||
|
|
||||||
void powerCalculation(long **p, double a[] , int N, int M , double period , double timeBandwidth){
|
void powerCalculation(long **p, double powerArray[] , int N, int M , double period , double invTimeBandwidth){
|
||||||
for(int i = 0; i < M-1; i++){
|
for(int i = 0; i < M-1; i++){
|
||||||
int j = 0;
|
int j = 0;
|
||||||
a[i] = 0;
|
powerArray[i] = 0;
|
||||||
while(j < N-1){
|
while(j < N-1){
|
||||||
double aire = ( pow(p[j][i+1],2) + pow(p[j+1][i+1],2) ) / 2 * period;
|
double aire = ( pow(p[j][i+1],2) + pow(p[j+1][i+1],2) ) / 2 * period;
|
||||||
//printf("aire [%d,%d] : %f\n",j,i,aire);
|
//printf("aire [%d,%d] : %f\n",j,i,aire);
|
||||||
a[i] += aire;
|
powerArray[i] += aire;
|
||||||
j++;
|
j++;
|
||||||
}
|
}
|
||||||
a[i] *= timeBandwidth;
|
powerArray[i] *= invTimeBandwidth;
|
||||||
//printf("%f\n", a[i]);
|
//printf("%f\n", powerArray[i]);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
int power(int N , int M, double periode , double timeBandwidth){
|
bool power(int N , int M, double periode , double invTimeBandwidth){
|
||||||
long **p = getRawDataArray(N, M);
|
long **p = getRawDataArray(N, M);
|
||||||
//printArrayData(p,N,M);
|
|
||||||
double pw[8];
|
double pw[8];
|
||||||
if(p !=NULL){
|
if(p !=NULL){
|
||||||
powerCalculation(p,pw,N,M,periode,timeBandwidth);
|
powerCalculation(p,pw,N,M,periode,invTimeBandwidth);
|
||||||
writePowerData(pw,8);
|
writePowerData(pw,8);
|
||||||
freeArray(p,N);
|
freeArray(p,N);
|
||||||
return 0;
|
return true;
|
||||||
}
|
}
|
||||||
else{
|
else{
|
||||||
return 1;
|
return false;
|
||||||
}
|
}
|
||||||
}
|
}
|
|
@ -1,3 +1,4 @@
|
||||||
#include <math.h>
|
#include <math.h>
|
||||||
|
#include <stdbool.h>
|
||||||
|
|
||||||
int power(int N , int M, double periode , double timeBandwidth);
|
int power(int N , int M, double periode , double timeBandwidth);
|
Binary file not shown.
|
@ -1,18 +1,83 @@
|
||||||
#include "simulateFlux.h"
|
#include "simulateFlux.h"
|
||||||
|
#include "initialParameters.h"
|
||||||
|
|
||||||
|
int cptData = 0;
|
||||||
|
int cptFile = 1;
|
||||||
|
|
||||||
int writeOneRawData(){
|
char* convertIntegerToChar(int N)
|
||||||
|
{
|
||||||
|
// Count digits in number N
|
||||||
|
int m = N;
|
||||||
|
int digit = 0;
|
||||||
|
while (m) {
|
||||||
|
digit++;
|
||||||
|
m /= 10;
|
||||||
|
}
|
||||||
|
char* arr;
|
||||||
|
char arr1[digit];
|
||||||
|
arr = (char*)malloc(digit);
|
||||||
|
int index = 0;
|
||||||
|
while (N) {
|
||||||
|
arr1[++index] = N % 10 + '0';
|
||||||
|
N /= 10;
|
||||||
|
}
|
||||||
|
int i;
|
||||||
|
for (i = 0; i < index; i++) {
|
||||||
|
arr[i] = arr1[index - i];
|
||||||
|
}
|
||||||
|
arr[i] = '\0';
|
||||||
|
return (char*)arr;
|
||||||
|
}
|
||||||
|
|
||||||
|
FILE *createThenOpenNewRawDataFile(){
|
||||||
|
char *fileName = "RawData";
|
||||||
|
char *extension = ".csv";
|
||||||
|
char *fileNumber = convertIntegerToChar(cptFile);
|
||||||
|
|
||||||
|
char fileNameNumber[strlen(fileName)+strlen(fileNumber)];
|
||||||
|
char fullFillName[strlen(fileNameNumber)+strlen(extension)];
|
||||||
|
|
||||||
|
strcpy( fileNameNumber, fileName );
|
||||||
|
strcat( fileNameNumber, fileNumber );
|
||||||
|
|
||||||
|
strcpy( fullFillName, fileNameNumber );
|
||||||
|
strcat( fullFillName, extension );
|
||||||
|
|
||||||
|
FILE *file = fopen(fullFillName,"w+");
|
||||||
|
return file;
|
||||||
|
}
|
||||||
|
|
||||||
|
int64_t millis()
|
||||||
|
{
|
||||||
|
struct timespec now;
|
||||||
|
timespec_get(&now, TIME_UTC);
|
||||||
|
return ((int64_t) now.tv_sec) * 1000 + ((int64_t) now.tv_nsec) / 1000000;
|
||||||
|
}
|
||||||
|
|
||||||
|
int intInArray(int number , int *array , int N){
|
||||||
|
for(int i = 0 ; i < N ; i++){
|
||||||
|
if(array[i] == number) return 0;
|
||||||
|
}
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
int maxInArray(int *array , int N){
|
||||||
|
int max = 0;
|
||||||
|
for(int i = 0 ; i < N ; i++){
|
||||||
|
if(array[i]>max) max = array[i];
|
||||||
|
}
|
||||||
|
return max;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool writeOneRawData(FILE *rawDataFile){
|
||||||
char buff[26];
|
char buff[26];
|
||||||
char buff2[18];
|
char buff2[18];
|
||||||
int32_t values[8];
|
int32_t values[8];
|
||||||
uint32_t valbin[8];
|
uint32_t valbin[8];
|
||||||
quartet value;
|
quartet value;
|
||||||
|
|
||||||
FILE *f = fopen("rawData.csv" , "a");
|
|
||||||
|
|
||||||
if(fread(&buff, 26, 1, stdin)) {
|
if(fread(&buff, 26, 1, stdin)) {
|
||||||
fprintf(f , "%d,", millis());
|
fprintf(rawDataFile , "%d,", millis());
|
||||||
if (strncmp(buff, "#################\n", (size_t)18) == 0) {
|
if (strncmp(buff, "#################\n", (size_t)18) == 0) {
|
||||||
if (!(fread(&buff2, 18, 1, stdin))) {
|
if (!(fread(&buff2, 18, 1, stdin))) {
|
||||||
fprintf(stderr, "Erreur lecture après ###...#");
|
fprintf(stderr, "Erreur lecture après ###...#");
|
||||||
|
@ -22,8 +87,9 @@ int writeOneRawData(){
|
||||||
strncpy(&buff[8], buff2, 18);
|
strncpy(&buff[8], buff2, 18);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
int maxCapteurNb = maxInArray(selectionCaptors,sizeSelectionArray);
|
||||||
for (int i = 1; i < 9; i++){
|
for (int i = 1; i < 9; i++){
|
||||||
|
if(intInArray(i,selectionCaptors,sizeSelectionArray)==0){
|
||||||
value.octet1 = buff[3*i+1];
|
value.octet1 = buff[3*i+1];
|
||||||
value.octet2 = buff[3*i+2];
|
value.octet2 = buff[3*i+2];
|
||||||
value.octet3 = buff[3*i+3];
|
value.octet3 = buff[3*i+3];
|
||||||
|
@ -32,29 +98,32 @@ int writeOneRawData(){
|
||||||
valbin[i] = buff[3*i+1]*256*256*256 + buff[3*i+2]*256*256 + buff[3*i+3]*256;
|
valbin[i] = buff[3*i+1]*256*256*256 + buff[3*i+2]*256*256 + buff[3*i+3]*256;
|
||||||
memcpy(&values[i], &valbin[i], sizeof(uint32_t));
|
memcpy(&values[i], &valbin[i], sizeof(uint32_t));
|
||||||
|
|
||||||
if(i<8){
|
if(i==maxCapteurNb){
|
||||||
fprintf(f, "%d,", values[i]/256);
|
fprintf(rawDataFile, "%d\n", values[i]/256);
|
||||||
}
|
}
|
||||||
else{
|
else{
|
||||||
fprintf(f, "%d\n", values[i]/256);
|
fprintf(rawDataFile, "%d,", values[i]/256);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
fclose(f);
|
}
|
||||||
cpt++;
|
cptData++;
|
||||||
return 0;
|
//sleep(0.004); //simul la freq ech
|
||||||
|
return true;
|
||||||
}
|
}
|
||||||
else {
|
else {
|
||||||
return 1;
|
return false;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
void *simulateFlux(void *vargp){
|
||||||
|
|
||||||
void simulateFlux(){
|
FILE *f = createThenOpenNewRawDataFile();
|
||||||
while(writeOneRawData()==0){
|
while(writeOneRawData(f)){
|
||||||
sleep(0.004);
|
if(cptData == nRow){
|
||||||
|
cptData = 0;
|
||||||
|
cptFile++;
|
||||||
|
fclose(f);
|
||||||
|
// initialiser et/ou modifier la structure ici
|
||||||
|
f = createThenOpenNewRawDataFile();
|
||||||
|
}
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
int main(int argc , char argv[]){
|
|
||||||
simulateFlux();
|
|
||||||
printf("%d",cpt);
|
|
||||||
}
|
|
|
@ -3,10 +3,9 @@
|
||||||
#include <stdint.h>
|
#include <stdint.h>
|
||||||
#include <stdlib.h>
|
#include <stdlib.h>
|
||||||
#include <unistd.h>
|
#include <unistd.h>
|
||||||
|
#include <stdbool.h>
|
||||||
#include <time.h>
|
#include <time.h>
|
||||||
|
|
||||||
int cpt = 0;
|
|
||||||
|
|
||||||
typedef struct {
|
typedef struct {
|
||||||
uint8_t octet1;
|
uint8_t octet1;
|
||||||
uint8_t octet2;
|
uint8_t octet2;
|
||||||
|
@ -14,9 +13,5 @@ typedef struct {
|
||||||
uint8_t octet4;
|
uint8_t octet4;
|
||||||
} quartet;
|
} quartet;
|
||||||
|
|
||||||
int64_t millis()
|
bool writeOneRawData(FILE *f);
|
||||||
{
|
void *simulateFlux(void *vargp);
|
||||||
struct timespec now;
|
|
||||||
timespec_get(&now, TIME_UTC);
|
|
||||||
return ((int64_t) now.tv_sec) * 1000 + ((int64_t) now.tv_nsec) / 1000000;
|
|
||||||
}
|
|
|
@ -1,5 +1,5 @@
|
||||||
import numpy as np
|
import numpy as np
|
||||||
#import matplotlib.pyplot as plt
|
import matplotlib.pyplot as plt
|
||||||
|
|
||||||
import struct
|
import struct
|
||||||
|
|
||||||
|
@ -9,7 +9,7 @@ import struct
|
||||||
|
|
||||||
AllRes = [[],[],[],[],[],[],[],[]]
|
AllRes = [[],[],[],[],[],[],[],[]]
|
||||||
|
|
||||||
link = "02400007.TXT"
|
link = "02400031.TXT"
|
||||||
|
|
||||||
f = open(link , "rb")#ouvertuture du fichier txt traiter
|
f = open(link , "rb")#ouvertuture du fichier txt traiter
|
||||||
|
|
||||||
|
@ -47,7 +47,7 @@ while True:
|
||||||
|
|
||||||
f.close()#fermeturedu fichier txt
|
f.close()#fermeturedu fichier txt
|
||||||
|
|
||||||
"""fig, (ax1, ax2) = plt.subplots(2, 1) #Création de la figure à 2 plots
|
fig, (ax1, ax2) = plt.subplots(2, 1) #Création de la figure à 2 plots
|
||||||
|
|
||||||
Fe = 250000 #Fréquence d'échantillonage
|
Fe = 250000 #Fréquence d'échantillonage
|
||||||
tstep = 1 / Fe #Time spacing
|
tstep = 1 / Fe #Time spacing
|
||||||
|
@ -70,8 +70,8 @@ sp = np.fft.fft(y,Fe)
|
||||||
f = np.fft.fftfreq(Fe,tstep) #axe des abscisses: fréquence
|
f = np.fft.fftfreq(Fe,tstep) #axe des abscisses: fréquence
|
||||||
|
|
||||||
#Définition des courbes des plots
|
#Définition des courbes des plots
|
||||||
ax1.plot(t,y)
|
ax1.plot(t,y) # print y(t)
|
||||||
ax2.plot(f,abs(sp))
|
ax2.plot(f,abs(sp))
|
||||||
|
|
||||||
#Lancement de l'affichage du plot
|
#Lancement de l'affichage du plot
|
||||||
plt.show()"""
|
plt.show()
|
Loading…
Reference in a new issue