dorsal/arxiv
View SchemaRapid sampling through quantum computing
| Authors | Lov K. Grover |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/9912001 |
| URL | https://arxiv.org/abs/quant-ph/9912001 |
Abstract
This paper extends the quantum search class of algorithms to the multiple solution case. It is shown that, like the basic search algorithm, these too can be represented as a rotation in an appropriately defined two dimensional vector space. This yields new applications - an algorithm is presented that can create an arbitrarily specified quantum superposition on a space of size N in O(sqrt(N)) steps. By making a measurement on this superposition, it is possible to obtain a sample according to an arbitrarily specified classical probability distribution in O(sqrt(N)) steps. A classical algorithm would need O(N) steps.
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"abstract": "This paper extends the quantum search class of algorithms to the multiple\nsolution case. It is shown that, like the basic search algorithm, these too can\nbe represented as a rotation in an appropriately defined two dimensional vector\nspace. This yields new applications - an algorithm is presented that can create\nan arbitrarily specified quantum superposition on a space of size N in\nO(sqrt(N)) steps. By making a measurement on this superposition, it is possible\nto obtain a sample according to an arbitrarily specified classical probability\ndistribution in O(sqrt(N)) steps. A classical algorithm would need O(N) steps.",
"arxiv_id": "quant-ph/9912001",
"authors": [
"Lov K. Grover"
],
"categories": [
"quant-ph"
],
"title": "Rapid sampling through quantum computing",
"url": "https://arxiv.org/abs/quant-ph/9912001"
},
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