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Supplementary A Properties of the InfoGAIL

Neural Information Processing Systems

I ( x; y; c) can be decomposed as I (x; y; c) = I ( y; x) + I ( c; x) I ( y, c; x) = I ( y; x) + I ( c; x) H (y, c) + H (y, c |x) = I ( y; c) I (y; c |x). I ( s, a; s, a) is finally increased as well. The main parameters for training Ess-InfoGAIL are listed in Table 4. To minimize computational time, we restrict the update of the latent skill distribution to only the first iteration of policy updates. Our experiments demonstrate that this approach does not result in significant performance degradation.


Proofs and Additional Numerical Experiments for " Nonuniform Negative Sampling and Log Odds Correction with Rare Events Data "

Neural Information Processing Systems

Slutsky's theorem together with (S.3) and (S.5) implies the result in Theorem 1. Now we check the Lindeberg-Feller condition. 's are non-negative and E S.4 Derivation of corrected model (4) Note that π (x, 1) = 1 and π (x, 0) = π (x) . Slutsky's theorem together with (S.15) and (S.17) implies the result in Theorem 1. 's, whose distribution depends on N . From (S.27) and (S.28), Chebyshev's inequality implies that For sampled data, (5) tell us that the joint density w.r.t. the product counting measure of the responses The outline of the proof is similar to that of the proof of Theorem 2. Write Markov's inequality shows that they are both o The outline of the proof is similar to that of the proof of Theorem 4. The estimator Slutsky's theorem together with (S.38) and (S.40) implies the result in Theorem 1.


From 1,000,000 Users to Every User: Scaling Up Personalized Preference for User-level Alignment

Li, Jia-Nan, Guan, Jian, Wu, Songhao, Wu, Wei, Yan, Rui

arXiv.org Artificial Intelligence

Large language models (LLMs) have traditionally been aligned through one-size-fits-all approaches that assume uniform human preferences, fundamentally overlooking the diversity in user values and needs. This paper introduces a comprehensive framework for scalable personalized alignment of LLMs. We establish a systematic preference space characterizing psychological and behavioral dimensions, alongside diverse persona representations for robust preference inference in real-world scenarios. Building upon this foundation, we introduce \textsc{AlignX}, a large-scale dataset of over 1.3 million personalized preference examples, and develop two complementary alignment approaches: \textit{in-context alignment} directly conditioning on persona representations and \textit{preference-bridged alignment} modeling intermediate preference distributions. Extensive experiments demonstrate substantial improvements over existing methods, with an average 17.06\% accuracy gain across four benchmarks while exhibiting a strong adaptation capability to novel preferences, robustness to limited user data, and precise preference controllability. These results validate our framework's effectiveness, advancing toward truly user-adaptive AI systems.


Dongwon Son

#artificialintelligence

I am currently a PhD student in Graduate School of AI at KAIST. I am in Intelligent mobile-manipulation (IM 2) lab directed by Beomjoon Kim. I am interested in all the things related with creating an intelligent movement of the robot arm including physics simulation, rendering, vision, computational hardware, reinforcement learning, trajectory optimization and actuator. Previously, I obtained my Master Degree in mechanical engineering from Seoul National University under the guidance of Dongjun Lee, and my Bachelor Degree in mechanical engineering from Seoul National University. I also had worked full-time at Samsung Research, and Hanwha Techwin.


Degrees of the Future 2022: Artificial Intelligence

#artificialintelligence

A degree in artificial intelligence will soon be relevant to just about any field. As the problems humans try to solve become bigger, some of the best solutions may be achieved with AI. AI involves subdisciplines like machine learning and deep learning, both of which are means by which computers can be trained to tackle specific issues. As AI systems become more sophisticated and ubiquitous, it will also be important to consider the ethics of their deployment. How did Gizmodo determine this year's honorees?



How to Become a Machine Learning Engineer

#artificialintelligence

Recently, we explained why machine learning is so important, how it actually works, and what you can do for work after earning a master's degree in the field. Here, we'll explain how to get one of the best jobs in the industry, the role of machine learning engineer. Machine learning engineers play an absolutely critical role in advancing this field by designing, building, testing, and creating AI and machine learning systems and technologies that push the bounds of modern technology. In this post, we'll explain why you should think about becoming a machine learning engineer, what you would be responsible for doing in this role, why you should get your degree before applying for related jobs, and what you can do to help improve your odds of launching a successful career in the field. After you've learned everything you need to know about becoming a machine learning engineer, fill out our information request form to receive additional details about our 100% online Master's Degree in AI and Machine Learning.


Learning to Act with Affordance-Aware Multimodal Neural SLAM

#artificialintelligence

We focus on the ALFRED challenge Shridhar et al. (2020), where an agent is asked to follow human instructions to complete long-horizon household tasks in indoor scenes (simulated in AI2Thor Kolve et al. (2017)). Each task in ALFRED consists of several subgoals for either navigation (moving in the environment) or object interactions (interacting with at least one object). Language inputs contain a high-level task description and a sequence of low-level step-by-step instructions (each corresponding to a subgoal). The agent is a simulated robot with access to the states of the environment only through a front-view RGB camera with a relatively small field of view. The agent's own state is a 5-tuple (x,y,r,h,o), where x,y are its 2D position, r the horizontal rotation angle, h the vertical camera angles (also called "horizon") and o the type of object held in its hand.


Report 81 25 A Simple Event Driven Stanford . H. Penny Nil

AI Classics

Each example in this series illustrates a different set of features of AGE. AGE Example Series: Number 1 describes a beginner's program.