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Re-rank incremental search results using cross-encoder if user idle

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This provides a relatively smooth mechanism
- to improve relevance of results on idle
- while providing the rapid, incremental results while typing
This commit is contained in:
Debanjum Singh Solanky 2022-07-27 06:58:36 +04:00
parent ad242cafa7
commit 9ab3edf6d6
1 changed files with 19 additions and 6 deletions
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25
src/interface/emacs/khoj.el
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@ -46,6 +46,14 @@
:group 'khoj
:type 'integer)
(defcustom khoj--rerank-after-idle-time 1.0
"Idle time (in seconds) to trigger cross-encoder to rerank incremental search results"
:group 'khoj
:type 'float)
(defvar khoj--rerank-timer nil
"Idle timer to make cross-encoder re-rank incremental search results if user idle.")
(defconst khoj--query-prompt "Khoj: "
"Query prompt shown to user in the minibuffer.")
@ -124,9 +132,10 @@
((or (equal file-extension "markdown") (equal file-extension "md")) "markdown")
(t "org"))))
(defun khoj--construct-api-query (query search-type)
(let ((encoded-query (url-hexify-string query)))
(format "%s/search?q=%s&t=%s" khoj--server-url encoded-query search-type)))
(defun khoj--construct-api-query (query search-type &optional rerank)
(let ((rerank (or rerank "false"))
(encoded-query (url-hexify-string query)))
(format "%s/search?q=%s&t=%s&r=%s" khoj--server-url encoded-query search-type rerank)))
(defun khoj--query-api-and-render-results (query search-type query-url buffer-name)
;; get json response from api
@ -156,11 +165,12 @@
(read-only-mode t)))
;; Incremental Search on Khoj
(defun khoj--incremental-query ()
(let* ((search-type khoj--search-type)
(defun khoj--incremental-query (&optional rerank)
(let* ((rerank (cond (rerank "true") (t "false")))
(search-type khoj--search-type)
(buffer-name (get-buffer-create (format "*Khoj (t:%s)*" search-type)))
(query (minibuffer-contents-no-properties))
(query-url (khoj--construct-api-query query search-type)))
(query-url (khoj--construct-api-query query search-type rerank)))
(khoj--query-api-and-render-results
query
search-type
@ -168,6 +178,8 @@
buffer-name)))
(defun khoj--remove-incremental-query ()
(khoj--incremental-query t)
(cancel-timer khoj--rerank-timer)
(remove-hook 'post-command-hook #'khoj--incremental-query)
(remove-hook 'minibuffer-exit-hook #'khoj--remove-incremental-query))
@ -179,6 +191,7 @@
(search-type (completing-read "Type: " '("org" "markdown" "ledger" "music") nil t default-type))
(buffer-name (get-buffer-create (format "*Khoj (t:%s)*" search-type))))
(setq khoj--search-type search-type)
(setq khoj--rerank-timer (run-with-idle-timer khoj--rerank-after-idle-time t 'khoj--incremental-query t))
(switch-to-buffer buffer-name)
(minibuffer-with-setup-hook
(lambda ()