{
  "total": 139,
  "topics": [
    {
      "id": 7688,
      "title": "Feature engineering and beat the benchmark (~0.59347)",
      "comment_count": 132,
      "views": 59898,
      "votes": 77,
      "reused": true
    },
    {
      "id": 9733,
      "title": "Understanding ROC Curve",
      "comment_count": 5,
      "views": 2776,
      "votes": 21,
      "reused": true
    },
    {
      "id": 16498,
      "title": "Can this dataset be used to predict customer loyalty without offers?",
      "comment_count": 2,
      "views": 980,
      "votes": null,
      "reused": true
    },
    {
      "id": 309599,
      "title": "Is it leakage? We have column Repeat trip and repeater in train data",
      "comment_count": 0,
      "views": 0,
      "votes": 1
    },
    {
      "id": 9750,
      "title": "Anyone interested in sharing methodologies?",
      "comment_count": 58,
      "views": 16538,
      "votes": 4,
      "reused": true
    },
    {
      "id": 55522,
      "title": "how do we identify products in the table transaction ?? ",
      "comment_count": 2,
      "views": 0,
      "votes": 4,
      "reused": true
    },
    {
      "id": 7666,
      "title": "Getting started - data reduction",
      "comment_count": 42,
      "views": 32354,
      "votes": 33,
      "reused": true
    },
    {
      "id": 9668,
      "title": "Is there any way to reconsider \"Deadline for new entrants\"?",
      "comment_count": 13,
      "views": 2224,
      "votes": null,
      "reused": true
    },
    {
      "id": 9700,
      "title": "Can this data set be used for writing research papers?",
      "comment_count": 17,
      "views": 9565,
      "votes": 10,
      "reused": true
    },
    {
      "id": 39344,
      "title": "Winning submission?",
      "comment_count": 0,
      "views": 0,
      "votes": 0
    },
    {
      "id": 11462,
      "title": "transform dataset for association rule",
      "comment_count": 2,
      "views": 1567,
      "votes": null,
      "reused": true
    },
    {
      "id": 7680,
      "title": "Related useful models/modellings",
      "comment_count": 3,
      "views": 4013,
      "votes": 18,
      "reused": true
    },
    {
      "id": 8122,
      "title": "submissions",
      "comment_count": 7,
      "views": 2708,
      "votes": null,
      "reused": true
    },
    {
      "id": 8246,
      "title": "how to download big transactions.csv?",
      "comment_count": 5,
      "views": 2485,
      "votes": null,
      "reused": true
    },
    {
      "id": 8249,
      "title": "Python Script to read the transactions.csv",
      "comment_count": 2,
      "views": 1867,
      "votes": 1,
      "reused": true
    },
    {
      "id": 9756,
      "title": "We will post the winning solution here",
      "comment_count": 16,
      "views": 11940,
      "votes": 40,
      "reused": true
    },
    {
      "id": 16537,
      "title": "Logistic regression or quantile regression??",
      "comment_count": 0,
      "views": 784,
      "votes": 0
    },
    {
      "id": 16329,
      "title": "Use of Data outside the competition",
      "comment_count": 0,
      "views": 731,
      "votes": 0
    },
    {
      "id": 9507,
      "title": "Read specific range of rows from a transaction.csv in R",
      "comment_count": 4,
      "views": 18596,
      "votes": null,
      "reused": true
    },
    {
      "id": 9693,
      "title": "Extension of \"deadline for new entrants\" and \"final submission deadline\"",
      "comment_count": 21,
      "views": 5447,
      "votes": null,
      "reused": true
    },
    {
      "id": 7883,
      "title": "R FREAD for large files",
      "comment_count": 10,
      "views": 25956,
      "votes": 29,
      "reused": true
    },
    {
      "id": 7917,
      "title": "Performance of Logistic Regression on Features Described by Triskelion ",
      "comment_count": 45,
      "views": 20400,
      "votes": 2,
      "reused": true
    },
    {
      "id": 9935,
      "title": "Decreasing sales trend in data",
      "comment_count": 0,
      "views": 1128,
      "votes": 0
    },
    {
      "id": 9781,
      "title": "Are the results final?",
      "comment_count": 3,
      "views": 1834,
      "votes": null,
      "reused": true
    },
    {
      "id": 9754,
      "title": "Allow new entrants to submit their results",
      "comment_count": 2,
      "views": 1256,
      "votes": null,
      "reused": true
    },
    {
      "id": 9752,
      "title": "Can we submit our result in Pvt LeaderBoard",
      "comment_count": 2,
      "views": 1348,
      "votes": null,
      "reused": true
    },
    {
      "id": 9753,
      "title": "Maybe, a better evaluation metric",
      "comment_count": 3,
      "views": 1506,
      "votes": 1,
      "reused": true
    },
    {
      "id": 9746,
      "title": "Can the data be made public for academic work?  ",
      "comment_count": 1,
      "views": 991,
      "votes": null,
      "reused": true
    },
    {
      "id": 9760,
      "title": "Congratulations to \"Marios & Gert\", \"The Slippery Appraisals\" and \"zzspar\". Great Show! [EOM] ",
      "comment_count": 0,
      "views": 1168,
      "votes": 1
    },
    {
      "id": 9755,
      "title": "Congratulations to the winners !!!   ",
      "comment_count": 0,
      "views": 862,
      "votes": 2
    },
    {
      "id": 9520,
      "title": "Thanks for flooding the leaderboard top 50",
      "comment_count": 18,
      "views": 6146,
      "votes": 1,
      "reused": true
    },
    {
      "id": 9737,
      "title": "Unable to submit my response",
      "comment_count": 6,
      "views": 1771,
      "votes": null,
      "reused": true
    },
    {
      "id": 9724,
      "title": "The ids  after the 202513283rd row in transactions data are showing as 'NA'",
      "comment_count": 4,
      "views": 1898,
      "votes": null,
      "reused": true
    },
    {
      "id": 9699,
      "title": "And the football prize goes to Team Argentina and Deutschland",
      "comment_count": 12,
      "views": 3032,
      "votes": null,
      "reused": true
    },
    {
      "id": 9694,
      "title": " predict a probability that the customer repeat-purchased the product ",
      "comment_count": 10,
      "views": 4571,
      "votes": null,
      "reused": true
    },
    {
      "id": 9629,
      "title": "Causal Features / Uplift Modeling Approach",
      "comment_count": 2,
      "views": 3128,
      "votes": 1,
      "reused": true
    },
    {
      "id": 9676,
      "title": "Offers productsize",
      "comment_count": 1,
      "views": 966,
      "votes": null,
      "reused": true
    },
    {
      "id": 9641,
      "title": "Can't submit",
      "comment_count": 2,
      "views": 956,
      "votes": null,
      "reused": true
    },
    {
      "id": 9442,
      "title": "submission after July 14?",
      "comment_count": 2,
      "views": 887,
      "votes": null,
      "reused": true
    },
    {
      "id": 9566,
      "title": "Finally i got a hadoop machine :) :) ",
      "comment_count": 9,
      "views": 2974,
      "votes": 2,
      "reused": true
    },
    {
      "id": 9648,
      "title": "Acceptable Software",
      "comment_count": 3,
      "views": 1142,
      "votes": null,
      "reused": true
    },
    {
      "id": 9643,
      "title": "Can't submit",
      "comment_count": 1,
      "views": 728,
      "votes": null,
      "reused": true
    },
    {
      "id": 8328,
      "title": "Not able to regenerate benchmark model",
      "comment_count": 15,
      "views": 3812,
      "votes": 1,
      "reused": true
    },
    {
      "id": 9493,
      "title": "please tell me about \"quantile regression\"",
      "comment_count": 9,
      "views": 4747,
      "votes": null,
      "reused": true
    },
    {
      "id": 9630,
      "title": "~.72 roc in train set but ~.54 in test set",
      "comment_count": 1,
      "views": 1035,
      "votes": null,
      "reused": true
    },
    {
      "id": 9627,
      "title": "Anybody in top 20 interested in team up?",
      "comment_count": 0,
      "views": 1031,
      "votes": 0
    },
    {
      "id": 9603,
      "title": "The effect of incentives on purchases",
      "comment_count": 0,
      "views": 753,
      "votes": 0
    },
    {
      "id": 9585,
      "title": "Difference between company & brand ?",
      "comment_count": 1,
      "views": 893,
      "votes": null,
      "reused": true
    },
    {
      "id": 9592,
      "title": "Help about data use rules",
      "comment_count": 0,
      "views": 552,
      "votes": 0
    },
    {
      "id": 9588,
      "title": "Apache Spark MLlib Input format",
      "comment_count": 0,
      "views": 977,
      "votes": 0
    },
    {
      "id": 7689,
      "title": "Which Data Mining Tool for handling rows selectively!",
      "comment_count": 12,
      "views": 4909,
      "votes": null,
      "reused": true
    },
    {
      "id": 9518,
      "title": "what's the limitation of Triskelion's features",
      "comment_count": 9,
      "views": 3318,
      "votes": 2,
      "reused": true
    },
    {
      "id": 9558,
      "title": "Submission scoring",
      "comment_count": 10,
      "views": 1836,
      "votes": null,
      "reused": true
    },
    {
      "id": 9523,
      "title": "chain 284 has only one week of data",
      "comment_count": 3,
      "views": 1091,
      "votes": null,
      "reused": true
    },
    {
      "id": 9481,
      "title": "Hardware",
      "comment_count": 16,
      "views": 4445,
      "votes": null,
      "reused": true
    },
    {
      "id": 7660,
      "title": "repeat trips and repeaters",
      "comment_count": 18,
      "views": 6241,
      "votes": null,
      "reused": true
    },
    {
      "id": 9516,
      "title": "Creating multiple Kaggle accounts",
      "comment_count": 0,
      "views": 736,
      "votes": 2
    },
    {
      "id": 9489,
      "title": "Feature Engineering and categorical variable question",
      "comment_count": 3,
      "views": 2445,
      "votes": 1,
      "reused": true
    },
    {
      "id": 9484,
      "title": "Newbie - practical information",
      "comment_count": 1,
      "views": 991,
      "votes": null,
      "reused": true
    },
    {
      "id": 9479,
      "title": "Running this using KXEN",
      "comment_count": 1,
      "views": 869,
      "votes": null,
      "reused": true
    },
    {
      "id": 9476,
      "title": "can anyone help me with glmnet R code?",
      "comment_count": 0,
      "views": 1454,
      "votes": 0
    },
    {
      "id": 9472,
      "title": "How do we know whether customer redeem the offer?",
      "comment_count": 4,
      "views": 1187,
      "votes": null,
      "reused": true
    },
    {
      "id": 7752,
      "title": "Something that makes this problem interesting and challenging",
      "comment_count": 9,
      "views": 3679,
      "votes": 18,
      "reused": true
    },
    {
      "id": 9465,
      "title": "SAS for feature extraction",
      "comment_count": 1,
      "views": 828,
      "votes": null,
      "reused": true
    },
    {
      "id": 8087,
      "title": ">1 model",
      "comment_count": 3,
      "views": 1393,
      "votes": null,
      "reused": true
    },
    {
      "id": 8193,
      "title": "Offers miss the Size attribute",
      "comment_count": 2,
      "views": 985,
      "votes": null,
      "reused": true
    },
    {
      "id": 7845,
      "title": "Cross Validation fails to evaluate the model",
      "comment_count": 9,
      "views": 3836,
      "votes": null,
      "reused": true
    },
    {
      "id": 7933,
      "title": "identifier for item",
      "comment_count": 2,
      "views": 1523,
      "votes": null,
      "reused": true
    },
    {
      "id": 8258,
      "title": "fread function in R",
      "comment_count": 5,
      "views": 2801,
      "votes": null,
      "reused": true
    },
    {
      "id": 7685,
      "title": "How was the decision to give an incentive to the customers made?",
      "comment_count": 2,
      "views": 1541,
      "votes": 1,
      "reused": true
    },
    {
      "id": 7707,
      "title": "Self evaluation",
      "comment_count": 1,
      "views": 1193,
      "votes": null,
      "reused": true
    },
    {
      "id": 9461,
      "title": "How were training and test customers selected ?",
      "comment_count": 0,
      "views": 742,
      "votes": 0
    },
    {
      "id": 9430,
      "title": "Hyper-parameter tuning with Python ",
      "comment_count": 2,
      "views": 2137,
      "votes": 3,
      "reused": true
    },
    {
      "id": 8287,
      "title": "Offer Quantity and Value",
      "comment_count": 16,
      "views": 5151,
      "votes": 3,
      "reused": true
    },
    {
      "id": 9435,
      "title": "How many trips did customer #712.692.969 make?",
      "comment_count": 2,
      "views": 1108,
      "votes": null,
      "reused": true
    },
    {
      "id": 8211,
      "title": "Why are some of the purchase amount negative?",
      "comment_count": 5,
      "views": 2300,
      "votes": null,
      "reused": true
    },
    {
      "id": 9408,
      "title": "Does vw need feature normalization?",
      "comment_count": 2,
      "views": 1282,
      "votes": null,
      "reused": true
    },
    {
      "id": 9415,
      "title": "categorical features in vowpal wabbit",
      "comment_count": 1,
      "views": 2543,
      "votes": null,
      "reused": true
    },
    {
      "id": 9409,
      "title": "Submission error",
      "comment_count": 2,
      "views": 776,
      "votes": null,
      "reused": true
    },
    {
      "id": 9394,
      "title": "My R code is too slow!",
      "comment_count": 2,
      "views": 1521,
      "votes": null,
      "reused": true
    },
    {
      "id": 9407,
      "title": "How similar are the purchasing behaviours between train & test?",
      "comment_count": 1,
      "views": 944,
      "votes": null,
      "reused": true
    },
    {
      "id": 8133,
      "title": "Anyone using Mahout?",
      "comment_count": 4,
      "views": 2006,
      "votes": null,
      "reused": true
    },
    {
      "id": 8245,
      "title": "Has anyone managed to join the 3 datasets provided?",
      "comment_count": 6,
      "views": 2536,
      "votes": 1,
      "reused": true
    },
    {
      "id": 8298,
      "title": "Trouble loading 'transactions.csv' into R",
      "comment_count": 5,
      "views": 2573,
      "votes": null,
      "reused": true
    },
    {
      "id": 8308,
      "title": "RVowpalWabbit installation issue",
      "comment_count": 9,
      "views": 2873,
      "votes": null,
      "reused": true
    },
    {
      "id": 8324,
      "title": "productmeasure",
      "comment_count": 1,
      "views": 859,
      "votes": null,
      "reused": true
    },
    {
      "id": 8340,
      "title": "Dataset Qs",
      "comment_count": 7,
      "views": 1921,
      "votes": null,
      "reused": true
    },
    {
      "id": 8079,
      "title": "Open source softwares: Rules",
      "comment_count": 7,
      "views": 2143,
      "votes": null,
      "reused": true
    },
    {
      "id": 8346,
      "title": "Area Under Curve question",
      "comment_count": 3,
      "views": 1646,
      "votes": null,
      "reused": true
    },
    {
      "id": 8338,
      "title": "offer dates",
      "comment_count": 0,
      "views": 686,
      "votes": 0
    },
    {
      "id": 8322,
      "title": "Other Base Learners",
      "comment_count": 3,
      "views": 1296,
      "votes": null,
      "reused": true
    },
    {
      "id": 8109,
      "title": "What is promotion period?",
      "comment_count": 5,
      "views": 4108,
      "votes": null,
      "reused": true
    },
    {
      "id": 8141,
      "title": "How far in the future are we predicting?",
      "comment_count": 6,
      "views": 1954,
      "votes": null,
      "reused": true
    },
    {
      "id": 8208,
      "title": "Is each customer ID associated with only one chain?",
      "comment_count": 6,
      "views": 2789,
      "votes": null,
      "reused": true
    },
    {
      "id": 8296,
      "title": "Submission error",
      "comment_count": 2,
      "views": 1019,
      "votes": null,
      "reused": true
    },
    {
      "id": 8269,
      "title": "Measures",
      "comment_count": 6,
      "views": 2182,
      "votes": null,
      "reused": true
    },
    {
      "id": 8295,
      "title": "Where does the data come from?",
      "comment_count": 1,
      "views": 860,
      "votes": 1,
      "reused": true
    },
    {
      "id": 8291,
      "title": "I cannot understand the proper use of transaction.csv file",
      "comment_count": 4,
      "views": 1496,
      "votes": null,
      "reused": true
    },
    {
      "id": 7676,
      "title": "Redefine problem",
      "comment_count": 11,
      "views": 4187,
      "votes": null,
      "reused": true
    },
    {
      "id": 8250,
      "title": "Chain, company, brand etc.",
      "comment_count": 3,
      "views": 1562,
      "votes": null,
      "reused": true
    },
    {
      "id": 8113,
      "title": "Clarification on variables: id, chain",
      "comment_count": 5,
      "views": 2119,
      "votes": 1,
      "reused": true
    },
    {
      "id": 8268,
      "title": "How to link the repeatProbability with repeatrips?",
      "comment_count": 2,
      "views": 1342,
      "votes": null,
      "reused": true
    },
    {
      "id": 8188,
      "title": "Problem with features with SVM and Linear Regression",
      "comment_count": 7,
      "views": 2890,
      "votes": null,
      "reused": true
    },
    {
      "id": 8248,
      "title": "Minimum System Requrements",
      "comment_count": 2,
      "views": 1132,
      "votes": null,
      "reused": true
    },
    {
      "id": 8241,
      "title": "Share R Script to create csv files for R?",
      "comment_count": 1,
      "views": 1138,
      "votes": null,
      "reused": true
    },
    {
      "id": 8206,
      "title": "entries in offers.csv",
      "comment_count": 1,
      "views": 894,
      "votes": null,
      "reused": true
    },
    {
      "id": 8213,
      "title": "vowpal-wabbit produces different results with the same input",
      "comment_count": 2,
      "views": 1129,
      "votes": null,
      "reused": true
    },
    {
      "id": 8176,
      "title": "Anyone used R for model selection",
      "comment_count": 0,
      "views": 784,
      "votes": 0
    },
    {
      "id": 8161,
      "title": "Normalization in Vowpal-Wabbit",
      "comment_count": 1,
      "views": 1916,
      "votes": 1,
      "reused": true
    },
    {
      "id": 8136,
      "title": "Missing attributes in Transactions",
      "comment_count": 0,
      "views": 679,
      "votes": 0
    },
    {
      "id": 8128,
      "title": "Problem reading transactions data in Rv",
      "comment_count": 7,
      "views": 1595,
      "votes": null,
      "reused": true
    },
    {
      "id": 8108,
      "title": "What kind of customers?",
      "comment_count": 4,
      "views": 1451,
      "votes": null,
      "reused": true
    },
    {
      "id": 8097,
      "title": "The number of rows by Transactions.csv data is 1,090,813 rows... right? ",
      "comment_count": 3,
      "views": 1430,
      "votes": null,
      "reused": true
    },
    {
      "id": 7830,
      "title": "Unable to open the .csv file",
      "comment_count": 4,
      "views": 1719,
      "votes": null,
      "reused": true
    },
    {
      "id": 8121,
      "title": "At least one of the productquantity and purchaseamount is negative indicates a return? or both?",
      "comment_count": 0,
      "views": 675,
      "votes": 0
    },
    {
      "id": 8098,
      "title": "0 in brand,category and dept",
      "comment_count": 1,
      "views": 1066,
      "votes": 1,
      "reused": true
    },
    {
      "id": 7665,
      "title": "Data in transactions.csv",
      "comment_count": 13,
      "views": 5479,
      "votes": null,
      "reused": true
    },
    {
      "id": 7848,
      "title": "proportion of public test vs. private test",
      "comment_count": 3,
      "views": 1395,
      "votes": null,
      "reused": true
    },
    {
      "id": 8105,
      "title": "Do you treat this problem as a classfication problem and use models such as random forest and gbdt?",
      "comment_count": 1,
      "views": 1055,
      "votes": null,
      "reused": true
    },
    {
      "id": 7700,
      "title": "members needed to collaborate",
      "comment_count": 10,
      "views": 2670,
      "votes": null,
      "reused": true
    },
    {
      "id": 8068,
      "title": "When did the client take out the data?",
      "comment_count": 3,
      "views": 1175,
      "votes": null,
      "reused": true
    },
    {
      "id": 8083,
      "title": "how long do you need to train you model?",
      "comment_count": 4,
      "views": 1571,
      "votes": null,
      "reused": true
    },
    {
      "id": 8001,
      "title": "md5 hash of transactions",
      "comment_count": 3,
      "views": 1254,
      "votes": null,
      "reused": true
    },
    {
      "id": 8007,
      "title": "newbie q: what are benchmarks?",
      "comment_count": 1,
      "views": 1260,
      "votes": null,
      "reused": true
    },
    {
      "id": 7867,
      "title": "Non-Positive Prices and Target Window Length",
      "comment_count": 2,
      "views": 1367,
      "votes": null,
      "reused": true
    },
    {
      "id": 7908,
      "title": "0.59410",
      "comment_count": 6,
      "views": 2719,
      "votes": null,
      "reused": true
    },
    {
      "id": 7869,
      "title": "newbie's question",
      "comment_count": 6,
      "views": 1918,
      "votes": null,
      "reused": true
    },
    {
      "id": 7872,
      "title": "Question on Chronology",
      "comment_count": 1,
      "views": 1176,
      "votes": null,
      "reused": true
    },
    {
      "id": 7801,
      "title": "Data gaps",
      "comment_count": 1,
      "views": 1207,
      "votes": null,
      "reused": true
    },
    {
      "id": 7825,
      "title": "Minimum purchase",
      "comment_count": 0,
      "views": 887,
      "votes": 0
    },
    {
      "id": 7655,
      "title": "Clarification on use of software",
      "comment_count": 10,
      "views": 3763,
      "votes": null,
      "reused": true
    },
    {
      "id": 7816,
      "title": "Rules re: Commercial Cloud services for data handling?",
      "comment_count": 0,
      "views": 913,
      "votes": 0
    },
    {
      "id": 7734,
      "title": "Customer made 2647164 transactions",
      "comment_count": 4,
      "views": 2091,
      "votes": 2,
      "reused": true
    },
    {
      "id": 7776,
      "title": "not able to download transactions zipped file?",
      "comment_count": 0,
      "views": 633,
      "votes": -1
    },
    {
      "id": 7671,
      "title": "Evaluation",
      "comment_count": 15,
      "views": 5726,
      "votes": null,
      "reused": true
    },
    {
      "id": 7728,
      "title": "reading transactions.csv hiccup ",
      "comment_count": 2,
      "views": 1350,
      "votes": null,
      "reused": true
    },
    {
      "id": 7717,
      "title": "Need a \"guide\"",
      "comment_count": 2,
      "views": 1799,
      "votes": null
    },
    {
      "id": 7652,
      "title": "Anonymous?",
      "comment_count": 2,
      "views": 1747,
      "votes": null,
      "reused": true
    },
    {
      "id": 7659,
      "title": "Sample of transaction data",
      "comment_count": 6,
      "views": 10554,
      "votes": 2,
      "reused": true
    }
  ],
  "errors": []
}