论文标题

学习和扎根的代数方法

An Algebraic Approach to Learning and Grounding

论文作者

Björklund, Johanna, Lindström, Adam Dahlgren, Drewes, Frank

论文摘要

我们考虑从示例中学习复合代数表达式语义的问题。结果是一种用于研究学习任务的多功能框架,可以放入以下抽象形式中:输入是部分代数$ \ alg $和一组有限的示例$(φ_1,o_1),(φ_2,o_2,o_2),\ ldots $,每个由algebraic term $ $ $φ_i$ $φ_i$ cobsocs $ ucoction $ ucogect和ucy $φ_i$φ目的是同时填写$ \ alg $中的缺失代数操作,并将每个$φ_i$的变量填充$ o_i $中的每个变量,以便优化条款的合并价值。我们通过案例研究在语法推理,图像学习和逻辑场景描述的基础中证明了该框架的适用性。

We consider the problem of learning the semantics of composite algebraic expressions from examples. The outcome is a versatile framework for studying learning tasks that can be put into the following abstract form: The input is a partial algebra $\alg$ and a finite set of examples $(φ_1, O_1), (φ_2, O_2), \ldots$, each consisting of an algebraic term $φ_i$ and a set of objects~$O_i$. The objective is to simultaneously fill in the missing algebraic operations in $\alg$ and ground the variables of every $φ_i$ in $O_i$, so that the combined value of the terms is optimised. We demonstrate the applicability of this framework through case studies in grammatical inference, picture-language learning, and the grounding of logic scene descriptions.

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