Fig. 6From: Identification of marine magnetic anomalies based on the sliding window curve similarity methodIdentification results of the polarity chron C27, C28 and C29 under different skewness of − 20°, − 10°, 0°, 10°, 20°. a The identification results of the polarity chron C27; b The identification results of the polarity chron C28; c The identification results of the polarity chron C29Back to article page