示例#1
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    def __init__(self, dir, params):
        """
        Constructor 
        Args: 
            dir (string) directory of the experiment to be run
        """
        super().__init__(dir, params)

        # set the logger
        set_logger(os.path.join(self.dir, 'experiment.log'), 
                   level=logging.INFO, console=True)

        logging.info("Loading disease associations...")
        self.diseases_dict = load_diseases(self.params["associations_path"], 
                                           self.params["disease_subset"],
                                           exclude_splits=['none'])
        
        logging.info("Loading network...")
        self.network = Network(self.params["ppi_network"]) 
        self.degrees = np.array(list(dict(self.network.nx.degree()).values()))
        
        logging.info("Loading weights...")
        with open(os.path.join(params["model_path"], "models", "models.tar"), "rb") as f:
            split_to_model = pickle.load(f)
            
        self.ci_weights = ci_weights = np.mean([model['ci_weight'][0, 0].numpy() 
                                                for model in split_to_model.values()], axis=0)
        self.ci_weights_norm = self.ci_weights / np.sqrt(self.degrees)

                
        logging.info("Loading drugs...")
        self.drug_to_targets = load_drug_targets(params["drug_targets_path"])
示例#2
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    def __init__(self, dir, params):
        """ Initialize the disease protein prediction experiment 
        Args: 
            dir (string) The directory where the experiment should be run
        """
        super().__init__(dir, params)

        # set the logger
        set_logger(os.path.join(dir, 'experiment.log'),
                   level=logging.INFO,
                   console=True)

        # log Title
        logging.info("Node set expansion evaluation")
        logging.info(
            "Sabri Eyuboglu, Marinka Zitnik and Jure Leskovec  -- SNAP Group")
        logging.info("======================================")

        # load data from params file
        logging.info("Loading Network...")
        self.network = Network(self.params["ppi_network"],
                               remove_nodes=self.params.get("remove_nodes", 0),
                               remove_edges=self.params.get("remove_edges", 0))
        logging.info("Loading Associations...")
        self.diseases_dict = load_diseases(self.params["associations_path"],
                                           self.params["disease_subset"],
                                           exclude_splits=['none'])

        # load method
        self.params["method_params"]["dir"] = dir
        self.method = globals()[self.params["method_class"]](
            self.network, self.diseases_dict, self.params["method_params"])
示例#3
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    def __init__(self, dir, params):
        """
        """
        super().__init__(dir, params)
        
        set_logger(os.path.join(self.dir, 'experiment.log'), 
                   level=logging.INFO, console=True)

        logging.info("Loading disease associations...")
        self.diseases_dict = load_diseases(self.params["associations_path"], 
                                           self.params["disease_subset"],
                                           exclude_splits=['none'])
        
        logging.info("Loading network...")
        self.network = Network(self.params["ppi_network"]) 
        self.degrees = np.array(list(dict(self.network.nx.degree()).values()))
        
        logging.info("Loading weights...")
        with open(os.path.join(params["model_path"], "models", "models.tar"), "rb") as f:
            split_to_model = pickle.load(f)
            
        self.ci_weights = ci_weights = np.mean([model['ci_weight'][0, 0].numpy() 
                                                for model in split_to_model.values()], axis=0)
        self.ci_weights_norm = self.ci_weights / np.sqrt(self.degrees)
        
        logging.info("Loading enrichment study...")
        geneid2go = read_ncbi_gene2go("data/go/gene2go.txt", taxids=[9606])
        obodag = GODag("data/go/go-basic.obo")
        self.go_study = GOEnrichmentStudy(self.network.get_names(),
                                          geneid2go,
                                          obodag, 
                                          propagate_counts = True,
                                          alpha = 0.05,
                                          methods = ['fdr_bh'])
示例#4
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    def __init__(self, dir, params):
        """
        Constructor 
        Args: 
            dir (string) directory of the experiment to be run
        """
        super().__init__(dir, params)

        # Set the logger
        set_logger(os.path.join(self.dir, 'experiment.log'), level=logging.INFO, console=True)

        # Log title 
        logging.info("Disease Protein Prediction")
        logging.info("Sabri Eyuboglu  -- SNAP Group")
        logging.info("======================================")
        
        logging.info("Loading Disease Associations...")
        self.diseases_dict = load_diseases(self.params["associations_path"], 
                                           self.params["disease_subset"],
                                           exclude_splits=['none'])
        
        logging.info("Loading Network...")
        self.network = Network(self.params["ppi_network"]) 

        self.params["method_params"]["dir"] = dir
        self.method = globals()[self.params["method_class"]](self.network, 
                                                             self.diseases_dict, 
                                                             self.params["method_params"])
示例#5
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    def _load_data(self):
        """
        """
        logging.info("Loading Disease Associations...")
        self.diseases_dict = load_diseases(self.params["associations_path"],
                                           exclude_splits=["none"])
        print(len(self.diseases_dict))

        logging.info("Loading Results...")
        method_to_metrics = {}
        for name, exp_dir in self.params["method_exp_dirs"].items():
            metrics = pd.read_csv(os.path.join(exp_dir, "metrics.csv"),
                                  index_col=0)
            print(len(metrics))
            method_to_metrics[name] = metrics
        self.method_to_metrics = method_to_metrics
示例#6
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    def _run(self):
        """
        Run the experiment.
        """
        logging.info("Loading network...")
        network = Network(self.params["ppi_network"])

        logging.info("Loading molecule associations...")
        associations = {}
        for association_path in self.params["association_paths"]:
            dct = load_diseases(association_path)
            associations.update(dct)

        association_matrix, _ = build_disease_matrix(associations, network)

        association_jaccard = compute_jaccard(association_matrix.T)

        mi_matrix = mi_matrix = load_network_matrices(
            {"mi": self.params["mi_dir"]}, network=network)["mi"]

        mi_values = mi_matrix[np.triu_indices(mi_matrix.shape[0], k=1)]
        adj_values = network.adj_matrix[np.triu_indices(
            network.adj_matrix.shape[0], k=1)]
        jaccard_values = association_jaccard[np.triu_indices(
            association_jaccard.shape[0], k=1)]

        k = adj_values.sum().astype(int)
        statistic, pvalue = ttest_rel(
            jaccard_values[np.argpartition(mi_values, -k)[-k:]],
            jaccard_values[np.argpartition(adj_values, -k)[-k:]],
        )

        metrics = {
            "test":
            "ttest_rel",
            "statistic":
            statistic,
            "pvalue":
            pvalue,
            "mi_mean":
            jaccard_values[np.argpartition(mi_values, -k)[-k:]].mean(),
            "adj_mean":
            jaccard_values[np.argpartition(adj_values, -k)[-k:]].mean(),
        }

        with open(os.path.join(self.dir, "results.json"), "w") as f:
            json.dump(metrics, f, indent=4)
示例#7
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    def __init__(self, dir, params):
        """
        Constructor 
        Args: 
            dir (string) directory of the experiment to be run
        """
        super().__init__(dir, params)

        # Set the logger
        set_logger(os.path.join(self.dir, 'experiment.log'), 
                   level=logging.INFO, console=True)

        # Log title 
        logging.info("Disease Protein Prediction")
        logging.info("Sabri Eyuboglu  -- SNAP Group")
        logging.info("======================================")
        
        logging.info("Loading Disease Associations...")
        self.diseases_dict = load_diseases(self.params["associations_path"], 
                                           self.params["disease_subset"],
                                           exclude_splits=['none'])
        
        logging.info("Loading Network...")
        self.network = Network(self.params["ppi_network"]) 
        
        logging.info("Loading enrichment study...")
        obodag = GODag(self.params["go_path"])
        geneid2go = read_ncbi_gene2go(self.params["gene_to_go_path"], taxids=[9606])
        self.enrichment_study = GOEnrichmentStudy(self.network.get_names(),
                                                  geneid2go,
                                                  obodag,
                                                  log=None,
                                                  **self.params["enrichment_params"])

        logging.info("Loading predictions...")
        self.method_to_preds = {name: pd.read_csv(os.path.join(preds, "predictions.csv"), 
                                                  index_col=0) 
                                for name, preds in self.params["method_to_preds"].items()}
        
        outputs_path = os.path.join(self.dir, "outputs.pkl")
        if os.path.exists(outputs_path):
            logging.info("Loading outputs...")
            with open(outputs_path, 'rb') as f:
                self.outputs = pickle.load(f)
        else:
            self.outputs = {}
示例#8
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    def __init__(self, dir, params):
        """
        Constructor 
        Args: 
            dir (string) directory of the experiment to be run
        """
        super().__init__(dir, params)

        # Set the logger
        set_logger(os.path.join(self.dir, 'experiment.log'), level=logging.INFO, console=True)

        # Log title 
        logging.info("Metric Significance of Diseases in the PPI Network")
        logging.info("Sabri Eyuboglu  -- SNAP Group")
        logging.info("======================================")
        logging.info("Loading Disease Associations...")
        self.diseases = load_diseases(self.params["associations_path"], 
                                      self.params["disease_subset"],
                                      exclude_splits=['none'])
示例#9
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    def __init__(self, dir, params):
        """
        Constructor 
        Args: 
            dir (string) directory of the experiment to be run
        """
        super().__init__(dir, params)

        # set the logger
        set_logger(os.path.join(self.dir, 'experiment.log'), 
                   level=logging.INFO, console=True)

        logging.info("Loading disease associations...")
        self.diseases_dict = load_diseases(self.params["associations_path"], 
                                           self.params["disease_subset"],
                                           exclude_splits=['none'])
        
        logging.info("Loading network...")
        self.network = Network(self.params["ppi_network"]) 
        self.degrees = np.array(list(dict(self.network.nx.degree()).values()))
示例#10
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    def __init__(self, dir, params):
        """
        Constructor 
        Args: 
            dir (string) directory of the experiment to be run
        """
        super().__init__(dir, params)

        # Set the logger
        set_logger(os.path.join(self.dir, 'experiment.log'),
                   level=logging.INFO,
                   console=True)

        # Log title
        logging.info("Metric Significance of Diseases in the PPI Network")
        logging.info("Sabri Eyuboglu  -- SNAP Group")
        logging.info("======================================")
        logging.info("Loading Disease Associations...")
        self.diseases = load_diseases(self.params["associations_path"],
                                      self.params["disease_subset"],
                                      exclude_splits=['none'])

        logging.info("Loading Network...")
        self.network = Network(self.params["ppi_network"])

        logging.info("Loading Predictions...")
        self.method_to_preds = {
            name: pd.read_csv(os.path.join(preds, "predictions.csv"),
                              index_col=0)
            for name, preds in self.params["method_to_preds"].items()
        }

        logging.info("Loading Protein Data...")
        self.field_to_protein_data = {
            field: load_mapping(path=config["path"], **config["args"])
            for field, config in self.params["field_to_protein_data"].items()
        }
示例#11
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    def __init__(self, dir, params):
        """
        Constructor 
        Args: 
            dir (string) directory of the experiment to be run
        """
        super(Aggregate, self).__init__(dir, params)

        # Set the logger

        self.params = params
        # Unpack parameters
        self.experiments = self.params["experiments"]
        self.groups_columns = self.params["groups_columns"]

        # Log title 
        logging.info("Aggregating Experiments")
        logging.info("Sabri Eyuboglu  -- SNAP Group")
        logging.info("======================================")
        logging.info("Loading Disease Associations...")
        self.diseases = load_diseases(self.params["associations_path"], 
                                      self.params["disease_subset"],
                                      exclude_splits=['none'])
        print(len(self.diseases))
示例#12
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 def _load_data(self):
     """
     """
     logging.info("Loading Disease Associations...")
     self.diseases_dict = load_diseases(self.params["associations_path"])