Implémentation de la version Creuse, création de H encore trop lente
git-svn-id: http://cregut.svn.enseeiht.fr/2020/1sn/pim/projets/GH-05@210314 e13453a9-b01f-0410-a051-f404c4f0c485
This commit is contained in:
parent
a88dff28eb
commit
0cc449919d
2
Makefile
2
Makefile
|
@ -6,3 +6,5 @@ clean:
|
|||
cd build/ && \
|
||||
gnat clean ../src/*.adb
|
||||
|
||||
test:
|
||||
bash test_pagerank.bash
|
75
README.md
75
README.md
|
@ -1,45 +1,19 @@
|
|||
% Utilisation du dépôt SVN pour le projet
|
||||
%
|
||||
%
|
||||
|
||||
|
||||
**Remarque :** On peut engendrer une version pdf de ce fichier en faisant :
|
||||
|
||||
# Building
|
||||
~~~
|
||||
pandoc -N -o LISEZ-MOI.pdf LISEZ-MOI.txt
|
||||
$ colormake
|
||||
~~~
|
||||
|
||||
# Recommandation
|
||||
# Cleaning
|
||||
~~~
|
||||
$ make clean
|
||||
~~~
|
||||
|
||||
## Ne pas encombrer le serveur SVN avec des fichiers inutiles
|
||||
# Testing
|
||||
~~~
|
||||
$ make test
|
||||
~~~
|
||||
|
||||
**Ne pas pousser sur SVN les gros exemples.**
|
||||
|
||||
Vous pouvez les avoir dans votre copie locale mais il ne faut pas les mettre
|
||||
sur SVN car vous n'avez pas à les modifier, qu'on peut les retrouver
|
||||
facilement sur Moodle et qu'ils vont inutilement occuper beaucoup de place sur
|
||||
le serveurs SVN. Il y a pas loin de 100 équipes !.
|
||||
|
||||
De la même façon, on ne met pas les exécutables ni aucun fichier résultat de
|
||||
la compilation.
|
||||
|
||||
Si vous le faites, outre la place gaspillée sur le serveur, vous allez avoir
|
||||
de nombreux conflits car SVN ne saura pas faire la fusion des fichiers objets
|
||||
ou exécutables !
|
||||
|
||||
|
||||
## Pousser régulièrement vos modifications
|
||||
|
||||
Vous devez pousser régulièrement vos modifications. Définissez de petits
|
||||
objectifs (écrire un sous-programme, tester un sous-programme, améliorer un
|
||||
algorithmique, etc.) et dès qu'il est atteint vous pousser vos modifications
|
||||
sur le serveurs SVN.
|
||||
|
||||
Faites aussi des `svn update` régulièrement pour limiter les conflits et
|
||||
communiquez avec votre coéquipier !
|
||||
|
||||
|
||||
# Organisation du dépôt SVN
|
||||
# Tree
|
||||
|
||||
. \
|
||||
├── build \
|
||||
|
@ -48,15 +22,22 @@ communiquez avec votre coéquipier !
|
|||
│ ├── raffinages.txt \
|
||||
│ └── rapport.pdf \
|
||||
├── Makefile \
|
||||
├── README.md \
|
||||
└── src \
|
||||
├── google_naive.adb \
|
||||
├── google_naive.ads \
|
||||
├── pagerank.adb \
|
||||
├── vector.adb \
|
||||
└── vector.ads \
|
||||
├── README.md \
|
||||
├── src \
|
||||
│ ├── google_creux.adb \
|
||||
│ ├── google_creux.ads \
|
||||
│ ├── google_naive.adb \
|
||||
│ ├── google_naive.ads \
|
||||
│ ├── pagerank.adb \
|
||||
│ ├── vector.adb \
|
||||
│ └── vector.ads \
|
||||
└── test_pagerank.bash \
|
||||
|
||||
# Autres informations
|
||||
# TODO
|
||||
|
||||
Vous pouvez ajouter ici toute information utile pour comprendre
|
||||
l'organisation de votre dépôt...
|
||||
- algo tri quicksort
|
||||
- implémenter creux
|
||||
- paufinner tests
|
||||
- rédiger rapport
|
||||
- rédiger présentation
|
||||
- meilleur initialize(vec)
|
|
@ -1,72 +1,70 @@
|
|||
with Ada.Integer_Text_IO; use Ada.Integer_Text_IO;
|
||||
|
||||
with Ada.Text_IO; use Ada.Text_IO;
|
||||
with Ada.Integer_Text_IO; use Ada.Integer_Text_IO;
|
||||
with Ada.Command_Line; use Ada.Command_Line;
|
||||
with Ada.Strings.Unbounded; use Ada.Strings.Unbounded;
|
||||
with Ada.Text_IO.Text_Streams;
|
||||
|
||||
|
||||
package body Google_Creux is
|
||||
|
||||
function "*"(left : T_Vecteur; right : T_Google) return T_Vecteur is
|
||||
vec: T_Vecteur;
|
||||
c: T_Element;
|
||||
-- construction simple, de compléxité N^2
|
||||
-- on peut diminuer la compléxité en triant d'abord le réseau
|
||||
-- on passerait à une complexité 2*N + N*Log(2, N)
|
||||
procedure create_H(mat: in out T_Google; file: in out Ada.Text_IO.File_Type) is
|
||||
row, col: Natural;
|
||||
nb: Natural := 0;
|
||||
begin
|
||||
initialize(vec);
|
||||
mat.rows(0) := 0;
|
||||
for i in 0..N-1 loop
|
||||
c := 0.0;
|
||||
for j in 0..N-1 loop
|
||||
c := c + left(j)*right(j,i);
|
||||
end loop;
|
||||
vec(i) := c;
|
||||
end loop;
|
||||
return vec;
|
||||
end "*";
|
||||
|
||||
procedure create_H(mat: in out T_Google; file: in Ada.Text_IO.File_Type) is
|
||||
row, col: Integer;
|
||||
begin
|
||||
while not end_of_File(file) loop
|
||||
reset(file, In_File);
|
||||
skip_line(file);
|
||||
for j in 0..N_links-1 loop
|
||||
get(file, row);
|
||||
get(file, col);
|
||||
mat(row, col) := 1.0;
|
||||
if row = i then
|
||||
mat.cols(nb) := col;
|
||||
nb := nb + 1;
|
||||
end if;
|
||||
end loop;
|
||||
mat.rows(i+1) := nb;
|
||||
end loop;
|
||||
end create_H;
|
||||
|
||||
procedure create_S(mat: in out T_Google) is
|
||||
sum: T_Element;
|
||||
begin
|
||||
for i in 0..N-1 loop
|
||||
sum := 0.0;
|
||||
for j in 0..N-1 loop
|
||||
sum := sum + mat(i,j);
|
||||
end loop;
|
||||
|
||||
if sum /= 0.0 then
|
||||
for j in 0..N-1 loop
|
||||
if mat(i,j) /= 0.0 then
|
||||
mat(i,j) := 1.0/sum;
|
||||
end if;
|
||||
end loop;
|
||||
else -- sum == 0 then
|
||||
for j in 0..N-1 loop
|
||||
mat(i,j) := 1.0/T_Element(N);
|
||||
end loop;
|
||||
end if;
|
||||
end loop;
|
||||
end create_S;
|
||||
|
||||
procedure create_G(mat: in out T_Google; alpha: in T_Element) is
|
||||
begin
|
||||
for i in 0..N-1 loop
|
||||
for j in 0..N-1 loop
|
||||
mat(i,j) := alpha*mat(i,j) + (1.0-alpha)/T_Element(N);
|
||||
end loop;
|
||||
end loop;
|
||||
end create_G;
|
||||
|
||||
procedure put(mat: in T_Google) is
|
||||
begin
|
||||
for i in 0..N-1 loop
|
||||
for j in 0..N-1 loop
|
||||
put(mat(i,j));
|
||||
for i in 0..N_links-1 loop
|
||||
put(mat.cols(i));
|
||||
end loop;
|
||||
new_line;
|
||||
for i in 0..N loop
|
||||
put(mat.rows(i));
|
||||
end loop;
|
||||
end put;
|
||||
|
||||
function calcul(vec: in T_Vecteur_Element; mat: in T_Google; alpha: in T_Element) return T_Vecteur_Element is
|
||||
new_vec: T_Vecteur_Element;
|
||||
nb_col: Natural := 0;
|
||||
col_CRS: Natural := 0;
|
||||
col_vec: Natural := 0;
|
||||
begin
|
||||
initialize(new_vec, sum(vec)*(1.0-alpha)/T_Element(N));
|
||||
for i in 0..N-1 loop
|
||||
nb_col := mat.rows(i+1) - mat.rows(i);
|
||||
if nb_col = 0 then
|
||||
for j in 0..N-1 loop
|
||||
new_vec(j) := new_vec(j) + alpha*vec(i)/T_Element(N);
|
||||
end loop;
|
||||
else
|
||||
for j in 1..nb_col loop
|
||||
col_vec := mat.cols(col_CRS);
|
||||
new_vec(col_vec) := new_vec(col_vec) + alpha*vec(i)/T_Element(nb_col);
|
||||
col_CRS := col_CRS + 1;
|
||||
end loop;
|
||||
end if;
|
||||
end loop;
|
||||
return new_vec;
|
||||
end calcul;
|
||||
|
||||
end Google_Creux;
|
||||
|
|
|
@ -5,6 +5,7 @@ generic
|
|||
|
||||
type T_Element is digits <>;
|
||||
N: Positive;
|
||||
N_links: Positive;
|
||||
with package Vector_T_Element is new Vector(T_Element => T_Element, N => N);
|
||||
|
||||
package Google_Creux is
|
||||
|
@ -17,13 +18,17 @@ package Google_Creux is
|
|||
-- on utilise le module Vector
|
||||
use Vector_T_Element;
|
||||
|
||||
type T_Google is array (0..N-1, 0..N-1) of T_Element;
|
||||
type T_Rows is array (0..N) of Natural;
|
||||
type T_Cols is array (0..N_links-1) of Natural;
|
||||
type T_Google is record
|
||||
cols: T_Cols;
|
||||
rows: T_Rows;
|
||||
offset: T_Element;
|
||||
end record;
|
||||
|
||||
function "*"(left: T_Vecteur; right: T_Google) return T_Vecteur;
|
||||
function calcul(vec : T_Vecteur_Element; mat : T_Google; alpha: in T_Element) return T_Vecteur_Element;
|
||||
|
||||
procedure create_H(mat: in out T_Google; file: in Ada.Text_IO.File_Type);
|
||||
procedure create_S(mat: in out T_Google);
|
||||
procedure create_G(mat: in out T_Google; alpha: in T_Element);
|
||||
procedure create_H(mat: in out T_Google; file: in out Ada.Text_IO.File_Type);
|
||||
|
||||
procedure put(mat: in T_Google);
|
||||
|
||||
|
|
|
@ -2,11 +2,11 @@ with Ada.Integer_Text_IO; use Ada.Integer_Text_IO;
|
|||
|
||||
package body Google_Naive is
|
||||
|
||||
function "*"(left : T_Vecteur; right : T_Google) return T_Vecteur is
|
||||
vec: T_Vecteur;
|
||||
function "*"(left : T_Vecteur_Element; right : T_Google) return T_Vecteur_Element is
|
||||
vec: T_Vecteur_Element;
|
||||
c: T_Element;
|
||||
begin
|
||||
initialize(vec);
|
||||
initialize(vec); -- garder ?
|
||||
for i in 0..N-1 loop
|
||||
c := 0.0;
|
||||
for j in 0..N-1 loop
|
||||
|
|
|
@ -19,7 +19,7 @@ package Google_Naive is
|
|||
|
||||
type T_Google is array (0..N-1, 0..N-1) of T_Element;
|
||||
|
||||
function "*"(left: T_Vecteur; right: T_Google) return T_Vecteur;
|
||||
function "*"(left: T_Vecteur_Element; right: T_Google) return T_Vecteur_Element;
|
||||
|
||||
procedure initialize(mat: in out T_Google);
|
||||
|
||||
|
|
155
src/pagerank.adb
155
src/pagerank.adb
|
@ -2,6 +2,7 @@ with Ada.Text_IO; use Ada.Text_IO;
|
|||
with Ada.Integer_Text_IO; use Ada.Integer_Text_IO;
|
||||
with Ada.Command_Line; use Ada.Command_Line;
|
||||
with Ada.Strings.Unbounded; use Ada.Strings.Unbounded;
|
||||
with Ada.Text_IO.Text_Streams;
|
||||
|
||||
with Vector;
|
||||
with Google_Naive;
|
||||
|
@ -10,9 +11,13 @@ with Google_Creux;
|
|||
procedure pageRank is
|
||||
|
||||
ERROR_args: Exception;
|
||||
ERROR_alpha: Exception;
|
||||
ERROR_ite: Exception;
|
||||
ERROR_unexpected: Exception;
|
||||
INFO_help: Exception;
|
||||
|
||||
-- définition du type T_Double
|
||||
Type T_Double is digits 11;
|
||||
Type T_Double is digits 18;
|
||||
-- on utilise le module générique Float_IO pour pouvoir afficher T_Double directement
|
||||
package Text_T_Double is
|
||||
new Ada.Text_IO.Float_IO(Num => T_Double);
|
||||
|
@ -21,7 +26,8 @@ procedure pageRank is
|
|||
|
||||
|
||||
|
||||
-- proédure pour récupérer les arguments de la ligne de commande
|
||||
|
||||
-- procédure pour récupérer les arguments de la ligne de commande
|
||||
procedure get_args(filename: in out Unbounded_String;
|
||||
ite_max: in out Natural;
|
||||
alpha: in out T_Double;
|
||||
|
@ -41,22 +47,32 @@ procedure pageRank is
|
|||
new_line;
|
||||
|
||||
-- on vérifie d'abord que le nombre d'arguments est cohérent
|
||||
if not(0 < Argument_Count and Argument_Count <= 6) then
|
||||
if not(0 < Argument_Count and Argument_Count <= 7) then
|
||||
raise ERROR_args;
|
||||
else -- sinon on parse les arguments
|
||||
loop
|
||||
if Argument(i) = "-P" then
|
||||
if Argument(i) = "-h" or Argument(i) = "--help" then
|
||||
put_line("parsed help");
|
||||
raise INFO_help;
|
||||
|
||||
elsif Argument(i) = "-n" or Argument(i) = "--naif" then
|
||||
naif := True;
|
||||
i := i + 1;
|
||||
put_line("parsed naif");
|
||||
|
||||
elsif Argument(i) = "-A" then
|
||||
elsif Argument(i) = "-a" or Argument(i) = "--alpha" then
|
||||
alpha := T_Double'Value(Argument(i+1));
|
||||
if alpha < 0.0 or alpha > 1.0 then
|
||||
raise ERROR_alpha;
|
||||
end if;
|
||||
i := i + 2;
|
||||
put_line("parsed alpha");
|
||||
|
||||
elsif Argument(i) = "-I" then
|
||||
elsif Argument(i) = "-i" or Argument(i) = "--ite-max" then
|
||||
ite_max := Natural'Value(Argument(i+1));
|
||||
if ite_max > 150 then
|
||||
raise ERROR_ite;
|
||||
end if;
|
||||
i := i + 2;
|
||||
put_line("parsed ite_max");
|
||||
|
||||
|
@ -66,8 +82,12 @@ procedure pageRank is
|
|||
put_line("parsed filename");
|
||||
|
||||
else
|
||||
put_line("unexpected passing case");
|
||||
raise ERROR_args;
|
||||
new_line;
|
||||
put("Option: '");
|
||||
put(Argument(i));
|
||||
put("' non reconnu");
|
||||
new_line;
|
||||
raise ERROR_unexpected;
|
||||
|
||||
end if;
|
||||
exit when i > Argument_Count;
|
||||
|
@ -75,21 +95,30 @@ procedure pageRank is
|
|||
end if;
|
||||
|
||||
new_line;
|
||||
put("alpha = "); put(alpha, 1); new_line;
|
||||
put("alpha = "); put(alpha, Fore=>1, Aft=>10); new_line;
|
||||
put("naif = "); put(Boolean'Pos(naif), 1); new_line;
|
||||
put("ite_max = "); put(ite_max, 1); new_line;
|
||||
put("filename = "); put_line(To_String(filename));
|
||||
new_line;
|
||||
|
||||
exception
|
||||
when others => raise ERROR_args;
|
||||
|
||||
when CONSTRAINT_ERROR =>
|
||||
if Argument(i) = "-a" or Argument(i) = "--alpha" then
|
||||
raise ERROR_alpha;
|
||||
elsif Argument(i) = "-i" or Argument(i) = "--ite-max" then
|
||||
raise ERROR_ite;
|
||||
end if;
|
||||
|
||||
end get_args;
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
-- procédure pour choisir le type d'algo, une fois N et les arguments récupérés
|
||||
procedure type_algo(N: Natural;
|
||||
procedure type_algo(N: Positive;
|
||||
N_links: Positive;
|
||||
filename: in Unbounded_String;
|
||||
file: in out Ada.Text_IO.File_Type;
|
||||
alpha: T_Double;
|
||||
|
@ -102,11 +131,14 @@ procedure pageRank is
|
|||
N => N);
|
||||
use Vector_T_Double;
|
||||
|
||||
-- pour le retour chariot
|
||||
stdout: constant Ada.Text_IO.File_Type := Ada.Text_IO.Standard_Output;
|
||||
|
||||
-- procédure qui effectue l'algorithme du pageRank avec Google_Naive
|
||||
procedure algorithm_naif(file: in out Ada.Text_IO.File_Type;
|
||||
alpha: in T_Double;
|
||||
ite_max: in Natural;
|
||||
pi: out T_Vecteur) is
|
||||
pi: out T_Vecteur_Element) is
|
||||
|
||||
-- on instancie le module générique Naif de Google
|
||||
package Google is
|
||||
|
@ -142,15 +174,15 @@ procedure pageRank is
|
|||
-- put(G); new_line;
|
||||
|
||||
-- on applique l'algorithme itératif
|
||||
put("ite: ");
|
||||
for i in 1..ite_max loop
|
||||
pi := pi * G;
|
||||
put(i, 1); put(" ");
|
||||
String'Write(Ada.Text_IO.Text_Streams.Stream(stdout),
|
||||
"ite:" & Integer'Image(i) & " /" & Integer'Image(ite_max) & ASCII.CR);
|
||||
end loop; new_line;
|
||||
|
||||
--new_line;
|
||||
--put_line("final pi:");
|
||||
--put(pi);
|
||||
new_line;
|
||||
put_line("final pi:");
|
||||
put(pi);
|
||||
|
||||
end algorithm_naif;
|
||||
|
||||
|
@ -158,21 +190,39 @@ procedure pageRank is
|
|||
procedure algorithm_creux(file: in out Ada.Text_IO.File_Type;
|
||||
alpha: in T_Double;
|
||||
ite_max: in Natural;
|
||||
pi: out T_Vecteur) is
|
||||
pi: out T_Vecteur_Element) is
|
||||
|
||||
-- on instancie le module générique Creux de Google
|
||||
package Google is
|
||||
new Google_Creux(T_Element => T_Double,
|
||||
N => N,
|
||||
N_links => N_links,
|
||||
Vector_T_Element => Vector_T_Double);
|
||||
use Google;
|
||||
|
||||
-- définition de la matrice Google
|
||||
G: T_Google;
|
||||
H: T_Google;
|
||||
|
||||
begin
|
||||
|
||||
put("TODO");
|
||||
initialize(pi);
|
||||
put_line("initialized pi:");
|
||||
-- put(pi); new_line;
|
||||
|
||||
create_H(H, file);
|
||||
put_line("created H:");
|
||||
-- put(H); new_line; new_line;
|
||||
|
||||
-- on applique l'algorithme itératif
|
||||
for i in 1..ite_max loop
|
||||
pi := calcul(pi, H, alpha);
|
||||
String'Write(Ada.Text_IO.Text_Streams.Stream(stdout),
|
||||
ASCII.CR & "ite:" & Integer'Image(i) & " /" & Integer'Image(ite_max));
|
||||
end loop; new_line;
|
||||
|
||||
new_line;
|
||||
put_line("final pi:");
|
||||
put(pi);
|
||||
|
||||
end algorithm_creux;
|
||||
|
||||
|
@ -182,21 +232,20 @@ procedure pageRank is
|
|||
|
||||
-- procédure pour écrire les résultats dans les fichiers
|
||||
procedure write_to_files(filename: in Unbounded_String;
|
||||
pi_sorted: in T_Vecteur;
|
||||
pi_index: in T_Vecteur_Index) is
|
||||
pi_sorted: in T_Vecteur_Element;
|
||||
pi_index: in T_Vecteur_Natural) is
|
||||
|
||||
file: Ada.Text_IO.File_Type;
|
||||
|
||||
begin
|
||||
create(file, Out_File, To_String(filename & ".p"));
|
||||
put(file, N, 1);
|
||||
put(file, alpha, 2);
|
||||
put(file, ite_max, 2);
|
||||
new_line(file);
|
||||
create(file, Out_File, To_String(filename & "_GH05.p"));
|
||||
put(file, N, 1); put(file, ' ');
|
||||
put(file, alpha, Fore=>1, Aft=>10); put(file, ' ');
|
||||
put(file, ite_max, 1); new_line(file);
|
||||
put(file, pi_sorted);
|
||||
close(file);
|
||||
|
||||
create(file, Out_File, To_String(filename & ".ord"));
|
||||
create(file, Out_File, To_String(filename & "_GH05.ord"));
|
||||
put(file, pi_index);
|
||||
close(file);
|
||||
end write_to_files;
|
||||
|
@ -206,8 +255,8 @@ procedure pageRank is
|
|||
|
||||
|
||||
-- définition des vecteurs
|
||||
pi: T_Vecteur;
|
||||
pi_index: T_Vecteur_Index;
|
||||
pi: T_Vecteur_Element;
|
||||
pi_index: T_Vecteur_Natural;
|
||||
|
||||
begin
|
||||
|
||||
|
@ -221,9 +270,9 @@ procedure pageRank is
|
|||
initialize(pi_index);
|
||||
sort_with_index_desc(pi, pi_index);
|
||||
|
||||
new_line;
|
||||
put_line("sorted pi:");
|
||||
put(pi); new_line;
|
||||
-- new_line;
|
||||
-- put_line("sorted pi:");
|
||||
-- put(pi); new_line;
|
||||
|
||||
-- on écrit les resultats dans des fichiers
|
||||
write_to_files(filename, pi, pi_index);
|
||||
|
@ -242,6 +291,7 @@ procedure pageRank is
|
|||
|
||||
-- définition des variables pour créer les matices/vecteurs
|
||||
N: Positive;
|
||||
N_links: Integer := -1;
|
||||
file: Ada.Text_IO.File_Type;
|
||||
|
||||
begin
|
||||
|
@ -254,18 +304,51 @@ begin
|
|||
open(file, In_File, To_String(filename & ".net"));
|
||||
put_line("file OK");
|
||||
|
||||
-- on récupère le nombre de liens
|
||||
while not End_Of_File(file) loop
|
||||
Skip_Line(file);
|
||||
N_links := N_links + 1;
|
||||
end loop;
|
||||
reset(file, In_File);
|
||||
put("N_links = "); put(N_links, 1); new_line;
|
||||
|
||||
-- on récupère le nombre de pages
|
||||
get(file, N);
|
||||
put("N = "); put(N, 1); new_line;
|
||||
|
||||
-- on peut maintenant choisir le type de matrice que l'on souhaite
|
||||
type_algo(N, filename, file, alpha, ite_max, naif);
|
||||
type_algo(N, N_links, filename, file, alpha, ite_max, naif);
|
||||
|
||||
exception
|
||||
|
||||
-- si il y a une erreur lors du parsing des arguments, on rappelle l'usage.
|
||||
when ERROR_args =>
|
||||
put_line("Erreur lors de la saisi de la commande");
|
||||
put_line("Usage: pagerank [-I max_iterations] [-A alpha] [-P] fichier_reseau.net");
|
||||
new_line;
|
||||
put_line("Erreur lors de la saisi de la commande.");
|
||||
put_line("Usage: pagerank [-P] [-i max_iterations] [-a alpha] [-h] fichier_reseau.net");
|
||||
|
||||
when ERROR_unexpected =>
|
||||
put_line("Essayez 'pagerank --help' pour plus d'informations.");
|
||||
|
||||
when ERROR_alpha =>
|
||||
new_line;
|
||||
put_line("Erreur lors de la saisi de alpha.");
|
||||
put_line("alpha ∈ [0, 1]");
|
||||
|
||||
when ERROR_ite =>
|
||||
new_line;
|
||||
put_line("Erreur lors de la saisi de ite_max.");
|
||||
put_line("ite_max ∈ ⟦0, 150⟧");
|
||||
|
||||
when INFO_help =>
|
||||
new_line;
|
||||
put_line("Usage: pagerank [OPTIONS] network.net");
|
||||
put_line("Calcule le pagerank d'un réseau à partir de son réseau.net");
|
||||
new_line;
|
||||
put_line("Options:");
|
||||
put_line(" -P, --naif specifies which type of matrix to use");
|
||||
put_line(" -a, --alpha specifies the alpha constant (alpha ∈ [0, 1])");
|
||||
put_line(" -i, --ite-max specifies the maximum number of iterations (ite_max ∈ ⟦0, 150⟧)");
|
||||
put_line(" -h, --help display this help message and exit");
|
||||
|
||||
end pageRank;
|
||||
|
|
|
@ -2,28 +2,52 @@ with Ada.Integer_Text_IO; use Ada.Integer_Text_IO;
|
|||
|
||||
package body vector is
|
||||
|
||||
procedure initialize(vec: in out T_Vecteur) is
|
||||
procedure initialize(vec: in out T_Vecteur_Element) is
|
||||
begin
|
||||
for i in 0..N-1 loop
|
||||
vec(i) := 1.0/T_Element(N);
|
||||
end loop;
|
||||
end initialize;
|
||||
|
||||
procedure initialize(vec: in out T_Vecteur_Index) is
|
||||
procedure initialize(vec: in out T_Vecteur_Element; value: in T_Element) is
|
||||
begin
|
||||
for i in 0..N-1 loop
|
||||
vec(i) := value;
|
||||
end loop;
|
||||
end initialize;
|
||||
|
||||
procedure initialize(vec: in out T_Vecteur_Natural) is
|
||||
begin
|
||||
for i in 0..N-1 loop
|
||||
vec(i) := i;
|
||||
end loop;
|
||||
end initialize;
|
||||
|
||||
procedure put(vec: in T_Vecteur) is
|
||||
function sum(vec: in T_Vecteur_Element) return T_Element is
|
||||
s: T_Element := 0.0;
|
||||
begin
|
||||
for i in 0..N-1 loop
|
||||
s := s + vec(i);
|
||||
end loop;
|
||||
return s;
|
||||
end sum;
|
||||
|
||||
procedure put(vec: in T_Vecteur_Element) is
|
||||
begin
|
||||
for i in 0..N-1 loop
|
||||
put(vec(i)); new_line;
|
||||
end loop;
|
||||
end put;
|
||||
|
||||
procedure put(file: in out Ada.Text_IO.File_Type; vec: in T_Vecteur) is
|
||||
procedure put(file: in out Ada.Text_IO.File_Type; vec: in T_Vecteur_Element) is
|
||||
begin
|
||||
for i in 0..N-1 loop
|
||||
put(file, vec(i), Fore=>1, Aft=>10);
|
||||
new_line(file);
|
||||
end loop;
|
||||
end put;
|
||||
|
||||
procedure put(file: in out Ada.Text_IO.File_Type; vec: in T_Vecteur_Natural) is
|
||||
begin
|
||||
for i in 0..N-1 loop
|
||||
put(file, vec(i), 1);
|
||||
|
@ -31,15 +55,7 @@ package body vector is
|
|||
end loop;
|
||||
end put;
|
||||
|
||||
procedure put(file: in out Ada.Text_IO.File_Type; vec: in T_Vecteur_Index) is
|
||||
begin
|
||||
for i in 0..N-1 loop
|
||||
put(file, vec(i), 1);
|
||||
new_line(file);
|
||||
end loop;
|
||||
end put;
|
||||
|
||||
procedure sort_with_index_desc(vec: in out T_Vecteur; vec_index: in out T_Vecteur_Index) is
|
||||
procedure sort_with_index_desc(vec: in out T_Vecteur_Element; vec_index: in out T_Vecteur_Natural) is
|
||||
tmp_Element: T_Element;
|
||||
tmp_Natural: Natural;
|
||||
max: Natural;
|
||||
|
@ -47,7 +63,7 @@ package body vector is
|
|||
for i in 0..N-2 loop
|
||||
max := i;
|
||||
for j in i+1..N-1 loop
|
||||
if vec(max) < vec(j) then
|
||||
if vec(max) <= vec(j) then
|
||||
max := j;
|
||||
end if;
|
||||
end loop;
|
||||
|
|
|
@ -7,21 +7,24 @@ generic
|
|||
|
||||
package Vector is
|
||||
|
||||
type T_Vecteur is array (0..N-1) of T_Element;
|
||||
type T_Vecteur_Index is array (0..N-1) of Natural;
|
||||
type T_Vecteur_Element is array (0..N-1) of T_Element;
|
||||
type T_Vecteur_Natural is array (0..N-1) of Natural;
|
||||
|
||||
-- on permet l'affichage direct des T_Element
|
||||
package Text_T_Element is
|
||||
new Ada.Text_IO.Float_IO(Num => T_Element);
|
||||
use Text_T_Element;
|
||||
|
||||
procedure initialize(vec: in out T_Vecteur);
|
||||
procedure initialize(vec: in out T_Vecteur_Index);
|
||||
procedure initialize(vec: in out T_Vecteur_Element);
|
||||
procedure initialize(vec: in out T_Vecteur_Element; value: in T_Element);
|
||||
procedure initialize(vec: in out T_Vecteur_Natural);
|
||||
|
||||
procedure put(vec: in T_Vecteur);
|
||||
procedure put(file: in out Ada.Text_IO.File_Type; vec: in T_Vecteur);
|
||||
procedure put(file: in out Ada.Text_IO.File_Type; vec: in T_Vecteur_Index);
|
||||
function sum(vec: in T_Vecteur_Element) return T_Element;
|
||||
|
||||
procedure sort_with_index_desc(vec: in out T_Vecteur; vec_index: in out T_Vecteur_Index);
|
||||
procedure put(vec: in T_Vecteur_Element);
|
||||
procedure put(file: in out Ada.Text_IO.File_Type; vec: in T_Vecteur_Element);
|
||||
procedure put(file: in out Ada.Text_IO.File_Type; vec: in T_Vecteur_Natural);
|
||||
|
||||
procedure sort_with_index_desc(vec: in out T_Vecteur_Element; vec_index: in out T_Vecteur_Natural);
|
||||
|
||||
end Vector;
|
||||
|
|
Loading…
Reference in a new issue