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  > A decade of atmospheric data analyzed to determine the environmental thresholds that dictate helicopter mission suitability — bridging meteorology and aviation safety.
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- ## 🎬 Video Presentation
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  <video src="Weather Data Analysis for Mission Feasibility.mp4" controls="controls" style="max-width: 720px;"></video>
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  ---
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- ## 🎯 Main Objective
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  **To analyze to what extent atmospheric variables — humidity, altimeter pressure, and wind speed — can evaluate the suitability of environmental conditions for helicopter flight.**
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  | Status | Condition |
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  |---|---|
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- |**Operational** | Visibility > 4 km **AND** Wind Speed < 45 km/h |
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- |**Non-Operational** | Any breach of the above thresholds |
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  ---
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- ## 📦 Dataset Description
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  **Source:** [Weather in Szeged 2006–2016](https://www.kaggle.com/datasets/muthuj7/weather-dataset) — Kaggle
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  **Size:** 96,453 rows · 12 features
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  ---
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- ## 🧹 Data Cleaning
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  | Step | Action | Result |
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  |---|---|---|
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  ---
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- ## 📊 Outlier Detection & Handling
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  Distribution shape was checked before selecting any outlier method — IQR assumes symmetry and fails on skewed variables.
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  ---
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- ## ⚖️ Class Balance
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  | Class | Count | Percentage |
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  |---|---|---|
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- |Operational | 8,998 | 90.0% |
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- |Non-Operational | 1,002 | 10.0% |
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  **Imbalance ratio: 8.98:1** — A naive model predicting "Operational" every time would score 90% accuracy while being completely useless. Future models should use **F1-score or precision-recall**, not raw accuracy.
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  ---
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- ## 🔥 Correlation Analysis
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  ![Correlation Heatmap](correlation_heatmap.png)
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  ---
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- ## 🔬 Research Questions & Findings
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  ---
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  ---
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- ## 💡 Key Insights
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  | Insight | Detail |
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  |---|---|
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- | 💨 **Wind & Visibility are independent** | Near-zero correlation — either alone can ground a mission. Monitor both separately. |
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- | 💧 **Humidity is an early warning signal** | Above 90%, visibility reliably drops below 4 km. Predict groundings before they happen. |
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- | ❄️ **Snow is disproportionately dangerous** | ~40% higher grounding risk than rain despite lower frequency. |
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- | 📅 **Seasonality is predictable** | December/January are ~30× riskier than July. Plan resources accordingly. |
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  ---
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- ## ⚠️ Limitations
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  - `Mission_Status` is **rule-based**, not naturally observed — engineered from predefined thresholds that may not capture all real-world operational nuance.
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  - Results reflect **associations**, not causal relationships.
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  ---
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- ## 📝 Conclusion
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  This analysis demonstrates that aviation mission feasibility is strongly governed by environmental conditions. Through systematic data cleaning, distribution-aware outlier analysis, feature engineering, and five focused research questions, meaningful and actionable insights were derived from raw weather data.
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  > A decade of atmospheric data analyzed to determine the environmental thresholds that dictate helicopter mission suitability — bridging meteorology and aviation safety.
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+ # Video Presentation
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  <video src="Weather Data Analysis for Mission Feasibility.mp4" controls="controls" style="max-width: 720px;"></video>
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  ---
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+ #Main Objective
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  **To analyze to what extent atmospheric variables — humidity, altimeter pressure, and wind speed — can evaluate the suitability of environmental conditions for helicopter flight.**
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  | Status | Condition |
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  |---|---|
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+ | **Operational** | Visibility > 4 km **AND** Wind Speed < 45 km/h |
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+ | **Non-Operational** | Any breach of the above thresholds |
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  ---
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+ ## Dataset Description
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  **Source:** [Weather in Szeged 2006–2016](https://www.kaggle.com/datasets/muthuj7/weather-dataset) — Kaggle
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  **Size:** 96,453 rows · 12 features
 
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  ---
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+ ## Data Cleaning
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  | Step | Action | Result |
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  |---|---|---|
 
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  ---
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+ ## Outlier Detection & Handling
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  Distribution shape was checked before selecting any outlier method — IQR assumes symmetry and fails on skewed variables.
85
 
 
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  ---
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+ ## Class Balance
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  | Class | Count | Percentage |
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  |---|---|---|
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+ | Operational | 8,998 | 90.0% |
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+ | Non-Operational | 1,002 | 10.0% |
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  **Imbalance ratio: 8.98:1** — A naive model predicting "Operational" every time would score 90% accuracy while being completely useless. Future models should use **F1-score or precision-recall**, not raw accuracy.
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  ---
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+ ## Correlation Analysis
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  ![Correlation Heatmap](correlation_heatmap.png)
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  ---
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+ ## Research Questions & Findings
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  ---
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  ---
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+ ## Key Insights
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  | Insight | Detail |
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  |---|---|
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+ | **Wind & Visibility are independent** | Near-zero correlation — either alone can ground a mission. Monitor both separately. |
184
+ | **Humidity is an early warning signal** | Above 90%, visibility reliably drops below 4 km. Predict groundings before they happen. |
185
+ | **Snow is disproportionately dangerous** | ~40% higher grounding risk than rain despite lower frequency. |
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+ | **Seasonality is predictable** | December/January are ~30× riskier than July. Plan resources accordingly. |
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  ---
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+ ## Limitations
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  - `Mission_Status` is **rule-based**, not naturally observed — engineered from predefined thresholds that may not capture all real-world operational nuance.
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  - Results reflect **associations**, not causal relationships.
 
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  ---
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+ ## Conclusion
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  This analysis demonstrates that aviation mission feasibility is strongly governed by environmental conditions. Through systematic data cleaning, distribution-aware outlier analysis, feature engineering, and five focused research questions, meaningful and actionable insights were derived from raw weather data.
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