interface for data sets with time information
More...
|
int | GetIndex (int user_id, int item_id) |
| Get index for a given user and item More...
|
|
int | GetIndex (int user_id, int item_id, ICollection< int > indexes) |
| Get index for given user and item More...
|
|
ISet< int > | GetItems (IList< int > indices) |
| Get all items that are referenced by a given list of indices More...
|
|
ISet< int > | GetUsers (IList< int > indices) |
| Get all users that are referenced by a given list of indices More...
|
|
void | RemoveItem (int item_id) |
| Remove all events related to a given item More...
|
|
void | RemoveUser (int user_id) |
| Remove all events related to a given user More...
|
|
bool | TryGetIndex (int user_id, int item_id, out int index) |
| Try to get the index for given user and item More...
|
|
bool | TryGetIndex (int user_id, int item_id, ICollection< int > indexes, out int index) |
| Try to get the index for given user and item More...
|
|
interface for data sets with time information
int GetIndex |
( |
int |
user_id, |
|
|
int |
item_id |
|
) |
| |
|
inherited |
Get index for a given user and item
- Parameters
-
user_id | the user ID |
item_id | the item ID |
- Returns
- the index of the first event encountered that matches the user ID and item ID
Implemented in DataSet.
int GetIndex |
( |
int |
user_id, |
|
|
int |
item_id, |
|
|
ICollection< int > |
indexes |
|
) |
| |
|
inherited |
Get index for given user and item
- Parameters
-
user_id | the user ID |
item_id | the item ID |
indexes | the indexes to look at |
- Returns
- the index of the first event encountered that matches the user ID and item ID
Implemented in DataSet.
ISet<int> GetItems |
( |
IList< int > |
indices | ) |
|
|
inherited |
Get all items that are referenced by a given list of indices
- Parameters
-
indices | the indices to take into account |
- Returns
- all items referenced by the list of indices
Implemented in DataSet.
ISet<int> GetUsers |
( |
IList< int > |
indices | ) |
|
|
inherited |
Get all users that are referenced by a given list of indices
- Parameters
-
indices | the indices to take into account |
- Returns
- all users referenced by the list of indices
Implemented in DataSet.
void RemoveItem |
( |
int |
item_id | ) |
|
|
inherited |
void RemoveUser |
( |
int |
user_id | ) |
|
|
inherited |
bool TryGetIndex |
( |
int |
user_id, |
|
|
int |
item_id, |
|
|
out int |
index |
|
) |
| |
|
inherited |
Try to get the index for given user and item
- Parameters
-
user_id | the user ID |
item_id | the item ID |
index | will contain the index of the first event encountered that matches the user ID and item ID |
- Returns
- true if an index was found for the user and item
Implemented in DataSet.
bool TryGetIndex |
( |
int |
user_id, |
|
|
int |
item_id, |
|
|
ICollection< int > |
indexes, |
|
|
out int |
index |
|
) |
| |
|
inherited |
Try to get the index for given user and item
- Parameters
-
user_id | the user ID |
item_id | the item ID |
indexes | the indexes to look at |
index | will contain the index of the first event encountered that matches the user ID and item ID |
- Returns
- true if an index was found for the user and item
Implemented in DataSet.
all item IDs in the dataset
all user IDs in the dataset
IList<IList<int> > ByItem |
|
getinherited |
indices by item
Should be implemented as a lazy data structure
IList<IList<int> > ByUser |
|
getinherited |
indices by user
Should be implemented as a lazy data structure
the number of interaction events in the dataset
count by item
Should be implemented as a lazy data structure
count by user
Should be implemented as a lazy data structure
the maximum item ID in the dataset
the maximum user ID in the dataset
get a randomly ordered list of all indices
Should be implemented as a lazy data structure
The documentation for this interface was generated from the following file: