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NYC Taxi

Million-row taxi trip analysis with pickup/dropoff maps and fare distribution.

NYC Taxi Dashboard

Features

  • Large dataset handling - Efficiently processes millions of taxi trips
  • Geographic maps - Pickup and dropoff locations
  • Fare analysis - Distribution of trip costs
  • Time filtering - Filter by pickup time

YAML Specification

nyc_taxi.yaml
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config:
  title: "NYC Taxi Trips"
sources:
  nyc_taxi:
    type: duckdb
    shared: true
    uri: ":memory:"
    tables:
      nyc_taxi: "read_parquet('s3://datasets.holoviz.org/nyc_taxi/v2/nyc_taxi_wide.parq')"
    initializers:
      - "INSTALL httpfs;"
      - "LOAD httpfs;"
layouts:
  - title: Trip Data
    source: nyc_taxi
    views:
      - table: nyc_taxi
        type: hvplot
        kind: points
        x: pickup_x
        y: pickup_y
        tiles: EsriStreet
        rasterize: true
        cnorm: eq_hist
        responsive: true
        height: 500
        colorbar: false
        selection_group: taxi
        xaxis: null
        yaxis: null
      - table: nyc_taxi
        type: hvplot
        kind: points
        x: dropoff_x
        y: dropoff_y
        tiles: EsriStreet
        rasterize: true
        cnorm: eq_hist
        responsive: true
        height: 500
        colorbar: false
        selection_group: taxi
        xaxis: null
        yaxis: null
      - table: nyc_taxi
        type: hvplot
        kind: hist
        y: trip_distance
        bin_range: [0, 20]
        height: 300
        responsive: true
        selection_group: taxi
      - table: nyc_taxi
        type: hvplot
        kind: hist
        y: tip_amount
        bin_range: [0, 20]
        height: 300
        responsive: true
        selection_group: taxi
      - table: nyc_taxi
        type: hvplot
        kind: hist
        y: fare_amount
        bin_range: [0, 50]
        height: 300
        responsive: true
        selection_group: taxi
    sizing_mode: stretch_both
    layout: [[0, 1], [2, 3, 4]]

Run this example

Save the YAML above as nyc_taxi.yaml and run:

lumen serve nyc_taxi.yaml --show

Download YAML