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Adaptive Threshold Based Clustering and Graph-Based Centrality Methods for Electroencephalogram Channel Selection in Brain-Computer Interface
GRANODIORITE
Rock Type: Igneoues
Province: Crocker Province
Age: Middle Miocene – Pliocene (13.82 – 2.58 million years ago)
Origin: CPSB Cengyap Quarry & CPSB Kapa Quarry, Sabah
* This is a unique rock that accommodated the highest mountain in Southeast Asia, Mount Kinabalu.
It is known as granodiorite, a type of igneous rock (parent: granite) form from felsic (white-light coloured magma) during intrusion of the magma from the mantle.
* Dating of the rock from has shown youngest age of the magma intrusion may take place between 8-9 Ma, although some of the other samples show slightly older age. This indicate the emplacement of Mt. Kinabalu is episodic and alternated by pulse emplacement (Cottam et.al. 2010).
* The minerals of the rock consist of large crystals of quartz, plagioclase and potassium feldspar, and hornblende.
* Quartz in this rock is easy to spot because of its grey colour and looks like glass
JACK UP PLATFORM
A jack-up platform, also known as a jack-up rig, is a type of mobile offshore drilling unit (MODU) used primarily in shallow waters (typically up to 400 feet or 120 meters). These platforms are widely used for oil and gas exploration, drilling, and production. The key feature of a jack-up platform is its ability to "jack up" its legs, lifting the platform above the sea level to provide a stable working environment