Multimodal and Cross-Modal Search
Questions that combine a photograph, screenshot, document, or voice recording with a text instruction, requiring the system to match across media.
Analogy Mental model
Handing a broken pipe fitting to the man behind the counter. He looks at the thread and the diameter and passes back the identical part from the third shelf.
In practice What you actually do
Images and pages are matched through models that place pictures and their descriptions in the same semantic space. Four things follow: show the product from every angle including labels and connector detail; make file names, alt text, captions, and nearby prose describe the visual features and part numbers precisely; add image and product markup; and never substitute abstract illustration for the real thing.
Where people get burned Pitfalls
In industrial parts, automotive, home repair, cosmetics, and apparel, this alignment captures an enormous volume of high-intent demand from visual lookup that no keyword strategy would ever reach.
This entry was written in English from the Chinese original, not machine-translated. Read the Chinese version →