One Algorithm, Two Goals: Dual Scoring for Parameter and Data Selection in LLM Fine-Tuning

Fuente: arXiv

Salvato in:

Dettagli Bibliografici
Autori principali:	Chen, Xinrui, Yang, Liu, Wu, Ou
Natura:	Preprint
Pubblicazione:	2026
Soggetti:	Machine Learning
Accesso online:	Acceder al recurso
Tags:	Aggiungi Tag Nessun Tag, puoi essere il primo ad aggiungerne!!

Documenti analoghi

The Long-Term Effects of Data Selection in LLM Fine-Tuning
di: Yang, Yuxin, et al.
Pubblicazione: (2026)

Goal-Conditioned Supervised Learning for LLM Fine-Tuning
di: Li, Shijun, et al.
Pubblicazione: (2026)

From Parameters to Data: A Task-Parameter-Guided Fine-Tuning Pipeline for Efficient LLM Alignment
di: Chen, Hao, et al.
Pubblicazione: (2026)

Towards a Data-Parameter Correspondence for LLMs: A Preliminary Discussion
di: Wu, Ou
Pubblicazione: (2026)

Mitigating Training Imbalance in LLM Fine-Tuning via Selective Parameter Merging
di: Ju, Yiming, et al.
Pubblicazione: (2024)

LENSLLM: Unveiling Fine-Tuning Dynamics for LLM Selection
di: Zeng, Xinyue, et al.
Pubblicazione: (2025)

GateRA: Token-Aware Modulation for Parameter-Efficient Fine-Tuning
di: Ou, Jie, et al.
Pubblicazione: (2025)

Selection of LLM Fine-Tuning Data based on Orthogonal Rules
di: Li, Xiaomin, et al.
Pubblicazione: (2024)

Data Difficulty and the Generalization--Extrapolation Tradeoff in LLM Fine-Tuning
di: Liu, Siyuan, et al.
Pubblicazione: (2026)

LoRAPrune: Structured Pruning Meets Low-Rank Parameter-Efficient Fine-Tuning
di: Zhang, Mingyang, et al.
Pubblicazione: (2023)

Data Selection for LLM Alignment Using Fine-Grained Preferences
di: Zhang, Jia, et al.
Pubblicazione: (2025)

FedSelect: Personalized Federated Learning with Customized Selection of Parameters for Fine-Tuning
di: Tamirisa, Rishub, et al.
Pubblicazione: (2024)

Parameter-Efficient Fine-Tuning with Discrete Fourier Transform
di: Gao, Ziqi, et al.
Pubblicazione: (2024)

Filter-then-Weight: Online Data Selection and Reweighting for LLM Fine-Tuning
di: Wang, Fangxin, et al.
Pubblicazione: (2026)

From Parameter Dynamics to Risk Scoring : Quantifying Sample-Level Safety Degradation in LLM Fine-tuning
di: Wang, Xiao, et al.
Pubblicazione: (2026)

Meta-Learning Hyperparameters for Parameter Efficient Fine-Tuning
di: Tian, Zichen, et al.
Pubblicazione: (2026)

PRISM: Preference-Aware Influence Function Based Data Selection Method for Efficient Fine-Tuning
di: Lin, Qihao, et al.
Pubblicazione: (2026)

Parameter-Efficient Fine-Tuning with Circulant and Diagonal Vectors
di: Ding, Xinyu, et al.
Pubblicazione: (2025)

FedSelect: Customized Selection of Parameters for Fine-Tuning during Personalized Federated Learning
di: Tamirisa, Rishub, et al.
Pubblicazione: (2023)

GD-FPS: Growth-Driven Feedforward Parameter Selection for Efficient Fine-Tuning
di: Yang, Kenneth, et al.
Pubblicazione: (2025)

Parameter Importance is Not Static: Evolving Parameter Isolation for Supervised Fine-Tuning
di: Lin, Zekai, et al.
Pubblicazione: (2026)

Selective Reflection-Tuning: Student-Selected Data Recycling for LLM Instruction-Tuning
di: Li, Ming, et al.
Pubblicazione: (2024)

MobiLLM: Enabling LLM Fine-Tuning on the Mobile Device via Server Assisted Side Tuning
di: Li, Liang, et al.
Pubblicazione: (2025)

Parameter-Efficient Continual Fine-Tuning: A Survey
di: Coleman, Eric Nuertey, et al.
Pubblicazione: (2025)

Parameter-Efficient Fine-Tuning via Circular Convolution
di: Chen, Aochuan, et al.
Pubblicazione: (2024)

Sparse MeZO: Less Parameters for Better Performance in Zeroth-Order LLM Fine-Tuning
di: Liu, Yong, et al.
Pubblicazione: (2024)

Parameter Efficiency Is Not Memory Efficiency: Rethinking Fine-Tuning for On-Device LLM Adaptation
di: Tenison, Irene, et al.
Pubblicazione: (2026)

Task-Adaptive Parameter-Efficient Fine-Tuning for Weather Foundation Models
di: Cao, Shilei, et al.
Pubblicazione: (2025)

Preserving Domain Generalization in Fine-Tuning via Joint Parameter Selection
di: Pan, Bin, et al.
Pubblicazione: (2025)

D3: Diversity, Difficulty, and Dependability-Aware Data Selection for Sample-Efficient LLM Instruction Tuning
di: Zhang, Jia, et al.
Pubblicazione: (2025)

Alignment Dynamics in LLM Fine-Tuning
di: Huang, Yuhan, et al.
Pubblicazione: (2026)

Rethinking Parameter Sharing for LLM Fine-Tuning with Multiple LoRAs
di: Ban, Hao, et al.
Pubblicazione: (2025)

AIM-Fair: Advancing Algorithmic Fairness via Selectively Fine-Tuning Biased Models with Contextual Synthetic Data
di: Zhao, Zengqun, et al.
Pubblicazione: (2025)

Safety at One Shot: Patching Fine-Tuned LLMs with A Single Instance
di: Zhang, Jiawen, et al.
Pubblicazione: (2026)

Memory-Efficient Fine-Tuning of Transformers via Token Selection
di: Simoulin, Antoine, et al.
Pubblicazione: (2025)

Parameter-Efficient Fine-Tuning for Large Models: A Comprehensive Survey
di: Han, Zeyu, et al.
Pubblicazione: (2024)

From Instance Selection to Fixed-Pool Data Recipe Search for Supervised Fine-Tuning
di: Wu, Haodong, et al.
Pubblicazione: (2026)

Structural Priors and Modular Adapters in the Composable Fine-Tuning Algorithm of Large-Scale Models
di: Wang, Yuxiao, et al.
Pubblicazione: (2025)

One Model, Many Skills: Parameter-Efficient Fine-Tuning for Multitask Code Analysis
di: Akli, Amal, et al.
Pubblicazione: (2026)

PERFT: Parameter-Efficient Routed Fine-Tuning for Mixture-of-Expert Model
di: Liu, Yilun, et al.
Pubblicazione: (2024)

if (filemtime($filename) + $maxlifetime < time()) { unlink($filename); $count++; } } return $count; } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ protected function saveSession($sessId, $data): bool { $sessFile = $this->path . '/sess_' . $sessId; if ($handle = fopen($sessFile, 'w')) { $return = false; // Lock the file for exclusive access to avoid issues with multiple // processes writing session simultaneously: if (flock($handle, LOCK_EX)) { $return = fwrite($handle, $data); // Make sure that there's no trailing data by truncating the file to // the correct length: ftruncate($handle, strlen($data)); fflush($handle); flock($handle, LOCK_UN); } fclose($handle); if ($return !== false) { return true; } } // If we got this far, something went wrong with the file output... // It is tempting to throw an exception here, but this code is called // outside of the context of exception handling, so all we can do is // echo a message.

// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

Environment & details:

GET Data empty

POST Data empty

Files empty

Key	Value
language	"it"
VUFIND_SESSION	"9db0ca7bad993737c8d26d38dd23bce7"
ui	"standard"

Session

Key	Value
__Laminas	array:2 [`"_REQUEST_ACCESS_TIME" => 1790850851.7848 "_VALID" => array:1 [ "Laminas\Session\Validator\Id" => "9db0ca7bad993737c8d26d38dd23bce7" ]`]
SessionState	Laminas\Stdlib\ArrayObject {#938}
FlashMessenger	Laminas\Stdlib\ArrayObject {#1433}
SessionHelper	Laminas\Stdlib\ArrayObject {#1759}

Server/Request Data

Key	Value
REDIRECT_VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
REDIRECT_HTTPS	"on"
REDIRECT_SSL_TLS_SNI	"info.umar.mx"
REDIRECT_STATUS	"200"
VUFIND_LOCAL_DIR	"/usr/local/vufind/local"
HTTPS	"on"
SSL_TLS_SNI	"info.umar.mx"
HTTP_ACCEPT	"/"
HTTP_USER_AGENT	"Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)"
HTTP_COOKIE	"language=it; VUFIND_SESSION=9db0ca7bad993737c8d26d38dd23bce7; ui=standard"
HTTP_ACCEPT_ENCODING	"gzip, br, zstd, deflate"
HTTP_HOST	"info.umar.mx"
PATH	"/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/snap/bin"
SERVER_SIGNATURE	"<address>Apache/2.4.66 (Ubuntu) Server at info.umar.mx Port 443</address>\n"
SERVER_SOFTWARE	"Apache/2.4.66 (Ubuntu)"
SERVER_NAME	"info.umar.mx"
SERVER_ADDR	"200.23.222.19"
SERVER_PORT	"443"
REMOTE_ADDR	"216.73.216.147"
DOCUMENT_ROOT	"/usr/local/vufind/public"
REQUEST_SCHEME	"https"
CONTEXT_PREFIX	""
CONTEXT_DOCUMENT_ROOT	"/usr/local/vufind/public"
SERVER_ADMIN	"admin@localhost"
SCRIPT_FILENAME	"/usr/local/vufind/public/index.php"
REMOTE_PORT	"47654"
REDIRECT_URL	""" /Record/\n arxiv_https___arxiv_org_abs_2605_06166/Similar """
GATEWAY_INTERFACE	"CGI/1.1"
SERVER_PROTOCOL	"HTTP/1.1"
REQUEST_METHOD	"GET"
QUERY_STRING	""
REQUEST_URI	"/Record/%0Aarxiv_https___arxiv_org_abs_2605_06166/Similar"
SCRIPT_NAME	"/index.php"
PHP_SELF	"/index.php"
REQUEST_TIME_FLOAT	1790850851.7808
REQUEST_TIME	1790850851

Environment Variables empty

Registered Handlers

0. Whoops\Handler\PrettyPageHandler