I found the trend by this code. This trend is from Japanese Workers' Pay Day(Every 25th day in a month). '''python import yfinance as yf import matplotlib . pyplot as plt import pandas as pd import seaborn as sns # 分析期間の設定 dateStart = "2015-01-01" dateEnd = "2026-05-23" ticker = "JPY=X" # ドル円 # yfinanceから取得(仕様変更の警告回避のため auto_adjust を明示) df = yf . download ( ticker , start = dateStart , end = dateEnd , auto_adjust = False , progress = False ) # yfinanceの仕様変更(MultiIndex化)に対応して終値を安全に抽出 if isinstance ( df . columns , pd . MultiIndex ): close = df [ "Close" ][ ticker ].dropna() else : close = df [ "Close" ]. dropna () # 前日比の変化率(%)を計算 # ドル円の場合、プラス = ドル買い/円売り、マイナス = ドル売り/円買い daily_return = close . pct_change () * 100 # 分析用のDataFrameを作成 analysis_df = pd . DataFrame ({ "Return" : daily_return }) analysis_df . index = pd . to_datetime ( analysis_df . index ...
TextEmotionEstimator TextEmotionEstimator is an experimental research-oriented tool that estimates emotional signals from text using an AI language model. Important Notes • This app requires your own OpenAI API key. API usage and any associated costs are billed directly by OpenAI to you. • The app performs estimation only. It does not provide medical, psychological, legal, or professional diagnoses or advice. • Results are generated by an AI model and may be incomplete, inaccurate, or context-dependent. Intended Use • Explore how emotional signals may appear in written text • Research and experimental analysis of language and affective patterns • Personal, non-clinical, and non-decisive use only Limitations • This app analyzes text only and does not process audio, images, or other modalities. • Do not input personal data, confidential information, or sensitive content. By using this app, you acknowledge that it is provided for experimental and informational purposes only and ag...