Results 61 to 70 of about 6,285,017 (364)

A Multi-Task Framework for Action Prediction

open access: yesInformation, 2020
Predicting the categories of actions in partially observed videos is a challenging task in the computer vision field. The temporal progress of an ongoing action is of great importance for action prediction, since actions can present different ...
Tianyu Yu   +3 more
doaj   +1 more source

Visualizing Random Forest with Self-Organising Map

open access: yes, 2014
Random Forest (RF) is a powerful ensemble method for classification and regression tasks. It consists of decision trees set. Although, a single tree is well interpretable for human, the ensemble of trees is a black-box model.
Płoński, Piotr, Zaremba, Krzysztof
core   +1 more source

Random Tessellation Forests

open access: yes, 2019
Space partitioning methods such as random forests and the Mondrian process are powerful machine learning methods for multi-dimensional and relational data, and are based on recursively cutting a domain. The flexibility of these methods is often limited by the requirement that the cuts be axis aligned.
Ge, S   +4 more
openaire   +3 more sources

Predicting Chronicity in Children and Adolescents With Newly Diagnosed Immune Thrombocytopenia at the Timepoint of Diagnosis Using Machine Learning‐Based Approaches

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Objectives To identify predictors of chronic ITP (cITP) and to develop a model based on several machine learning (ML) methods to estimate the individual risk of chronicity at the timepoint of diagnosis. Methods We analyzed a longitudinal cohort of 944 children enrolled in the Intercontinental Cooperative immune thrombocytopenia (ITP) Study ...
Severin Kasser   +6 more
wiley   +1 more source

Data-driven multinomial random forest: a new random forest variant with strong consistency

open access: yesJournal of Big Data
In this paper, we modify the proof methods of some previously weakly consistent variants of random forest into strongly consistent proof methods, and improve the data utilization of these variants in order to obtain better theoretical properties and ...
JunHao Chen, XueLi Wang, Fei Lei
doaj   +1 more source

Prediksi Harga Bitcoin Menggunakan Metode Random Forest

open access: yesJurnal Komputer Terapan, 2021
Pada masa pandemic ini, transaksi keuangan virtual mengalami peningkatan tajam. Dikarenakan penyimpanan asset maupun bentuk jual-beli bertransformasi menggunakan layanan digital.
Siti Saadah, Haifa Salsabila
doaj   +1 more source

Coalescent Random Forests

open access: yesJournal of Combinatorial Theory, Series A, 1999
Suppose that rooted forests (in which the edges in each tree are directed away from the root of the tree) are formed by starting with a set of \(n\) labelled vertices and succesively adding an edge \(uv\) from a randomly chosen vertex \(u\) to the root \(v\) of a randomly chosen tree not containing \(u\). The author derives several enumeration formulae
openaire   +1 more source

Structural instability impairs function of the UDP‐xylose synthase 1 Ile181Asn variant associated with short‐stature genetic syndrome in humans

open access: yesFEBS Letters, EarlyView.
The Ile181Asn variant of human UDP‐xylose synthase (hUXS1), associated with a short‐stature genetic syndrome, has previously been reported as inactive. Our findings demonstrate that Ile181Asn‐hUXS1 retains catalytic activity similar to the wild‐type but exhibits reduced stability, a looser oligomeric state, and an increased tendency to precipitate ...
Tuo Li   +2 more
wiley   +1 more source

Random forest-based track initiation method

open access: yesThe Journal of Engineering, 2019
In this study, a novel method based on the random forest is presented to solve the problem of track initiation in the air-traffic-control (ATC) radar system. ATC radar is the most common civilian surveillance radar. There are dense targets with different
Shuo Liu   +4 more
doaj   +1 more source

High-Resolution Road Vehicle Collision Prediction for the City of Montreal

open access: yes, 2019
Road accidents are an important issue of our modern societies, responsible for millions of deaths and injuries every year in the world. In Quebec only, in 2018, road accidents are responsible for 359 deaths and 33 thousands of injuries. In this paper, we
Glatard, Tristan   +3 more
core   +1 more source

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