merge: branch 'main' into lab/pred

README.md

@@ -2,6 +2,11 @@
 
 「中V档案馆」是一个旨在收录与展示「中文歌声合成作品」及有关信息的网站。
 
+## 新闻 - 测试版本上线
+
+目前，中V档案馆上线了用于测试的前端网页和API接口，它们分别位于[projectcvsa.com](https://projectcvsa.com)和[api.projectcvsa.com](https://api.projectcvsa.com)。
+API调用方法请参见[接口文档](https://docs.projectcvsa.com/api-doc/)。
+
 ## 创建背景与关联工作
 
 纵观整个互联网，对于「中文歌声合成」或「中文虚拟歌手」（常简称为中V或VC）相关信息进行较为系统、全面地整理收集的主要有以下几个网站：
@@ -31,7 +36,7 @@
 
 ## 技术架构
 
-参见[CVSA文档](https://cvsa.gitbook.io/)。
+参见[CVSA文档](https://docs.projectcvsa.com/)。
 
 ## 开放许可
 

ml/pred/dataset.py

@@ -20,7 +20,7 @@ class VideoPlayDataset(Dataset):
         self.valid_series = [s for s in self.series_dict.values() if len(s['abs_time']) > 1]
         self.term = term
         # Set time window based on term
-        self.time_window = 1000 * 24 * 3600 if term == 'long' else 7 * 24 * 3600
+        self.time_window = 1000 * 24 * 3600 if term == 'long' else 3 * 24 * 3600
         MINUTE = 60
         HOUR = 3600
         DAY = 24 * HOUR
@@ -37,6 +37,7 @@ class VideoPlayDataset(Dataset):
             ]
         else:
             self.feature_windows = [
+                #( 5 * MINUTE,  0 * MINUTE),
                 ( 15 * MINUTE,  0 * MINUTE),
                 ( 40 * MINUTE,  0 * MINUTE),
                 ( 1 * HOUR,  0 * HOUR),
@@ -45,7 +46,7 @@ class VideoPlayDataset(Dataset):
                 ( 3 * HOUR,  0 * HOUR),
                 #( 6 * HOUR,  3 * HOUR),
                 ( 6 * HOUR,  0 * HOUR),
-                (18 * HOUR, 12 * HOUR),
+                #(18 * HOUR, 12 * HOUR),
                 #( 1 * DAY,   6 * HOUR),
                 ( 1 * DAY,   0 * DAY),
                 #( 2 * DAY,   1 * DAY),

ml/pred/inference.py

@@ -4,20 +4,20 @@ from model import CompactPredictor
 import torch
 
 def main():
-    model = CompactPredictor(10).to('cpu', dtype=torch.float32)
-    model.load_state_dict(torch.load('./pred/checkpoints/long_term.pt'))
+    model = CompactPredictor(15).to('cpu', dtype=torch.float32)
+    model.load_state_dict(torch.load('./pred/checkpoints/model_20250320_0045.pt'))
     model.eval()
     # inference
-    initial = 997029
+    initial = 999704
     last = initial
-    start_time = '2025-03-17 00:13:17'
-    for i in range(1, 120):
-        hour = i / 0.5
+    start_time = '2025-03-19 22:00:42'
+    for i in range(1, 48):
+        hour = i / 6
         sec = hour * 3600
         time_d = np.log2(sec)
         data = [time_d, np.log2(initial+1), # time_delta, current_views
-                6.111542, 8.404707, 10.071566, 11.55888, 12.457823,# grows_feat
-                 0.009225, 0.001318, 28.001814# time_feat
+                4.857981, 6.29067, 6.869476, 6.58392, 6.523051, 8.242355, 8.841574, 10.203909, 11.449314, 12.659556, # grows_feat
+                0.916956, 0.416708, 28.003162 # time_feat
         ]
         np_arr = np.array([data])
         tensor = torch.from_numpy(np_arr).to('cpu', dtype=torch.float32)
@@ -25,7 +25,7 @@ def main():
         num = output.detach().numpy()[0][0]
         views_pred = int(np.exp2(num)) + initial
         current_time = datetime.datetime.strptime(start_time, '%Y-%m-%d %H:%M:%S') + datetime.timedelta(hours=hour)
-        print(current_time.strftime('%m-%d %H:%M:%S'), views_pred, views_pred - last)
+        print(current_time.strftime('%m-%d %H:%M'), views_pred, views_pred - last)
         last = views_pred
 
 if __name__ == '__main__':

ml/pred/train.py

@@ -38,7 +38,7 @@ def train(model, dataloader, device, epochs=100):
     scheduler = torch.optim.lr_scheduler.OneCycleLR(optimizer, max_lr=1e-3,
                                                   total_steps=len(dataloader)*30)
     # Huber loss
-    criterion = asymmetricHuberLoss(delta=1.0, beta=2.1)
+    criterion = asymmetricHuberLoss(delta=1.0, beta=2.2)
     
     model.train()
     global_step = 0
@@ -100,7 +100,7 @@ if __name__ == "__main__":
     device = 'mps'
     
     # Initialize dataset and model
-    dataset = VideoPlayDataset('./data/pred', './data/pred/publish_time.csv', 'short')
+    dataset = VideoPlayDataset('./data/pred', './data/pred/publish_time.csv', 'short', 712)
     dataloader = DataLoader(dataset, batch_size=128, shuffle=True, collate_fn=collate_fn)
     
     # Get feature dimension

packages/backend/register.ts

@@ -1,27 +1,65 @@
 import { createHandlers } from "./utils.ts";
 import Argon2id from "@rabbit-company/argon2id";
+import { object, string, ValidationError } from "yup";
+import type { Context } from "hono";
+import type { Bindings, BlankEnv, BlankInput } from "hono/types";
+import type { Client } from "https://deno.land/x/postgres@v0.19.3/mod.ts";
+
+const RegistrationBodySchema = object({
+	username: string().trim().required("Username is required").max(50, "Username cannot exceed 50 characters"),
+	password: string().required("Password is required"),
+    nickname: string().optional(),
+});
+
+type ContextType = Context<BlankEnv & { Bindings: Bindings }, "/user", BlankInput>;
+
+export const userExists = async (username: string, client: Client) => {
+	const query = `
+        SELECT * FROM users WHERE username = $1
+    `;
+	const result = await client.queryObject(query, [username]);
+	return result.rows.length > 0;
+}
+
+export const registerHandler = createHandlers(async (c: ContextType) => {
+	const client = c.get("dbCred");
 
-export const registerHandler = createHandlers(async (c) => {
 	try {
-		const client = c.get("dbCred");
-		const body = await c.req.json();
-		const username = body.username;
-		const password = body.password;
+		const body = await RegistrationBodySchema.validate(await c.req.json());
+		const { username, password, nickname } = body;
+
+        if (await userExists(username, client)) {
+			return c.json({
+				message: `User "${username}" already exists.`,
+			}, 400);
+        }
+
 		const hash = await Argon2id.hashEncoded(password);
+
 		const query = `
-            INSERT INTO users (username, password) VALUES ($1, $2)
+            INSERT INTO users (username, password, nickname) VALUES ($1, $2, $3)
         `;
-		await client.queryObject(query, [username, hash]);
+		await client.queryObject(query, [username, hash, nickname || null]);
+
 		return c.json({
-			success: true,
-			message: "Registered",
-		});
+			message: `User "${username}" registered successfully.`,
+		}, 201);
 	} catch (e) {
-        if (e instanceof SyntaxError) {
-            return c.json({ error: "Invalid JSON" }, 400);
-        }
-		else {
-            return c.json({ error: (e as Error).message }, 500);
-        }
+		if (e instanceof ValidationError) {
+			return c.json({
+				message: "Invalid registration data.",
+				errors: e.errors,
+			}, 400); 
+		} else if (e instanceof SyntaxError) {
+			return c.json({
+				message: "Invalid JSON in request body.",
+			}, 400);
+		} else {
+			console.error("Registration error:", e);
+			return c.json({
+				message: "An unexpected error occurred during registration.",
+				error: (e as Error).message,
+			}, 500);
+		}
 	}
 });

packages/frontend/astro.config.mjs

@@ -19,6 +19,6 @@ export default defineConfig({
 				allow: [".", "../../"],
 			},
 		},
-		plugins: [tsconfigPaths()],
+		plugins: [tsconfigPaths()]
 	},
 });

packages/frontend/main.ts

@@ -1 +1 @@
-export const VERSION = "1.2.6";
+export const VERSION = "1.2.7";

packages/frontend/package.json

@@ -1,23 +1,25 @@
 {
-	"name": "frontend",
-	"type": "module",
-	"version": "0.0.1",
-	"scripts": {
-		"dev": "astro dev",
-		"build": "astro build",
-		"preview": "astro preview",
-		"astro": "astro"
-	},
-	"dependencies": {
-		"@astrojs/tailwind": "^6.0.2",
-		"astro": "^5.5.5",
-		"autoprefixer": "^10.4.21",
-		"pg": "^8.11.11",
-		"postcss": "^8.5.3",
-		"tailwindcss": "^3.0.24",
-		"vite-tsconfig-paths": "^5.1.4"
-	},
-	"devDependencies": {
-		"@types/pg": "^8.11.11"
-	}
+  "name": "frontend",
+  "type": "module",
+  "version": "0.0.1",
+  "scripts": {
+    "dev": "astro dev",
+    "build": "astro build",
+    "preview": "astro preview",
+    "astro": "astro"
+  },
+  "dependencies": {
+    "@astrojs/tailwind": "^6.0.2",
+    "argon2id": "^1.0.1",
+    "astro": "^5.5.5",
+    "autoprefixer": "^10.4.21",
+    "pg": "^8.11.11",
+    "postcss": "^8.5.3",
+    "tailwindcss": "^3.0.24",
+    "vite-tsconfig-paths": "^5.1.4"
+  },
+  "devDependencies": {
+    "@rollup/plugin-wasm": "^6.2.2",
+    "@types/pg": "^8.11.11"
+  }
 }

packages/frontend/src/components/VDFtester.svelte

@@ -0,0 +1,219 @@
+<script lang="ts">
+    import { N_ARRAY } from "src/const"; // 假设你的常量文件现在导出 N_ARRAY
+
+    function generateRandomBigInt(min: bigint, max: bigint) {
+        const range = max - min;
+        const bitLength = range.toString(2).length;
+        const byteLength = Math.ceil(bitLength / 8);
+        const mask = (1n << BigInt(bitLength)) - 1n; // 用于截断的掩码
+        let result;
+        do {
+            const randomBytes = new Uint8Array(byteLength);
+            crypto.getRandomValues(randomBytes);
+            result = 0n;
+            for (let i = 0; i < byteLength; i++) {
+                result = (result << 8n) | BigInt(randomBytes[i]);
+            }
+            result = result & mask; // 确保不超过 bitLength 位
+        } while (result > range);
+        return min + result;
+    }
+
+    function generateValidG(N: bigint) {
+        if (N <= 4n) throw new Error("N must be > 4");
+        while (true) {
+            const r = generateRandomBigInt(2n, N - 1n);
+            const g = (r * r) % N;
+            if (g !== 1n && g !== 0n && g !== N - 1n) {
+                return g;
+            }
+        }
+    }
+
+    const workerContent = `addEventListener("message", async (event) => {
+    const { g, N, difficulty } = event.data;
+    function pow(base, exponent, mod) {
+        let result = 1n;
+        base = base % mod;
+        while (exponent > 0n) {
+            if (exponent % 2n === 1n) {
+                result = (result * base) % mod;
+            }
+            base = (base * base) % mod;
+            exponent = exponent / 2n;
+        }
+        return result;
+    }
+    function computeVDFWithProgress(g, N, T, postProgress) {
+        let result = g;
+        let latestTime = performance.now();
+        for (let i = 0n; i < T; i++) {
+            result = (result * result) % N;
+            if (performance.now() - latestTime > 16) {
+                postProgress(Number(i * 100n) / Number(T));
+                latestTime = performance.now();
+            }
+        }
+        postProgress(100);
+        return result;
+    }
+    const startTime = performance.now();
+    const result = computeVDFWithProgress(g, N, difficulty, (progress) => {
+        postMessage({ type: "progress", N: N.toString(), difficulty: difficulty.toString(), progress });
+    });
+    const endTime = performance.now();
+    const timeTaken = endTime - startTime;
+    postMessage({ type: "result", N: N.toString(), difficulty: difficulty.toString(), time: timeTaken, result });
+});
+`;
+
+    let isBenchmarking = false;
+    interface BenchmarkResult {
+        N: bigint;
+        difficulty: bigint;
+        time: number;
+    }
+    let benchmarkResults: BenchmarkResult[] = [];
+    let currentProgress = 0;
+    let currentN: bigint | null = null;
+    let currentDifficulty: bigint | null = null;
+    let worker: Worker | null = null;
+    let currentTestIndex = 0;
+    const difficulties = [BigInt(20000), BigInt(200000)];
+    const testCombinations: { N: bigint; difficulty: bigint }[] = [];
+
+    // 创建需要测试的 N 和难度的组合
+    N_ARRAY.forEach((n) => {
+        difficulties.forEach((difficulty) => {
+            testCombinations.push({ N: n, difficulty });
+        });
+    });
+
+    async function startBenchmark() {
+        if (testCombinations.length === 0) {
+            alert("No N values provided in src/const N_ARRAY.");
+            return;
+        }
+        isBenchmarking = true;
+        benchmarkResults = [];
+        currentTestIndex = 0;
+
+        const { N, difficulty } = testCombinations[currentTestIndex];
+        const g = generateValidG(N);
+
+        let blob = new Blob([workerContent], { type: "text/javascript" });
+        worker = new Worker(window.URL.createObjectURL(blob));
+
+        worker.onmessage = (event) => {
+            const { type, N: resultNStr, difficulty: resultDifficultyStr, time, progress } = event.data;
+            const resultN = BigInt(resultNStr);
+            const resultDifficulty = BigInt(resultDifficultyStr);
+
+            if (type === "progress") {
+                currentProgress = progress;
+                currentN = resultN;
+                currentDifficulty = resultDifficulty;
+            } else if (type === "result") {
+                benchmarkResults = [...benchmarkResults, { N: resultN, difficulty: resultDifficulty, time }];
+                currentProgress = 0;
+                currentTestIndex++;
+
+                if (currentTestIndex < testCombinations.length) {
+                    // 继续下一个测试组合
+                    const nextTest = testCombinations[currentTestIndex];
+                    const nextG = generateValidG(nextTest.N);
+                    worker?.postMessage({ g: nextG, N: nextTest.N, difficulty: nextTest.difficulty });
+                } else {
+                    // 所有测试完毕
+                    isBenchmarking = false;
+                    worker?.terminate();
+                    worker = null;
+                    currentN = null;
+                    currentDifficulty = null;
+                }
+            }
+        };
+
+        // 开始第一个测试
+        worker.postMessage({ g, N, difficulty });
+    }
+
+    function getAccumulatedTime() {
+        return benchmarkResults.reduce((acc, result) => acc + result.time, 0);
+    }
+
+    function getAccumulatedDifficulty() {
+        return benchmarkResults.reduce((acc, result) => acc + Number(result.difficulty), 0);
+    }
+
+    function getSpeed() {
+        return (getAccumulatedDifficulty() / getAccumulatedTime()) * 1000;
+    }
+</script>
+
+<div
+    class="md:bg-zinc-50 md:dark:bg-zinc-800 p-6 rounded-md md:border dark:border-zinc-700 mb-6 mt-8 md:w-2/3 lg:w-1/2 xl:w-[37%] md:mx-auto"
+>
+    <h2 class="text-xl font-bold mb-4 text-zinc-800 dark:text-zinc-200">VDF Benchmark</h2>
+
+    {#if !isBenchmarking}
+        <button
+            class="bg-blue-500 hover:bg-blue-600 duration-100 text-white font-bold py-2 px-4 rounded"
+            on:click={startBenchmark}
+        >
+            Start Benchmark
+        </button>
+    {/if}
+
+    {#if isBenchmarking}
+        <p class="mb-8 text-zinc-700 dark:text-zinc-300">
+            Benchmarking in progress... ({currentTestIndex + 1}/{testCombinations.length})
+        </p>
+        {#if currentN !== null && currentDifficulty !== null}
+            <p class="mb-2 text-zinc-700 dark:text-zinc-300">N Bits: {currentN.toString(2).length}</p>
+            <p class="mb-2 text-zinc-700 dark:text-zinc-300">Difficulty: {currentDifficulty}</p>
+            <div class="w-full bg-zinc-300 dark:bg-neutral-700 rounded-full h-1 relative overflow-hidden">
+                <div
+                    class="bg-black dark:bg-white h-full rounded-full relative"
+                    style="width: {currentProgress}%"
+                ></div>
+            </div>
+        {/if}
+    {/if}
+
+    {#if benchmarkResults.length > 0 && !isBenchmarking}
+        <h3 class="text-lg font-bold mt-4 mb-2 text-zinc-800 dark:text-zinc-200">Benchmark Results</h3>
+        <p class="mb-4 text-zinc-700 dark:text-zinc-300 text-sm">
+            <b>Summary:</b>
+            {getAccumulatedDifficulty()}
+            calculations done in {getAccumulatedTime().toFixed(1)}ms,
+            speed: {getSpeed().toFixed(2)} op/s
+        </p>
+        <table class="w-full text-sm text-left rtl:text-right text-zinc-500 dark:text-zinc-400">
+            <thead
+                class="text-xs text-zinc-700 uppercase dark:text-zinc-400 border-b border-zinc-400 dark:border-zinc-500"
+            >
+                <tr>
+                    <th scope="col" class="px-6 py-3">Time (ms)</th>
+                    <th scope="col" class="px-6 py-3">N (bits)</th>
+                    <th scope="col" class="px-6 py-3">T (log10)</th>
+                </tr>
+            </thead>
+            <tbody>
+                {#each benchmarkResults as result}
+                    <tr class="border-b dark:border-zinc-700 border-zinc-200">
+                        <td class="px-6 py-4 font-medium text-zinc-900 whitespace-nowrap dark:text-white"
+                            >{result.time.toFixed(2)}</td
+                        >
+                        <td class="px-6 py-4 font-medium text-zinc-900 whitespace-nowrap dark:text-white"
+                            >{result.N.toString(2).length}</td
+                        >
+                        <td class="px-6 py-4 font-medium text-zinc-900 whitespace-nowrap dark:text-white"
+                            >{Math.log10(Number(result.difficulty)).toFixed(2)}</td
+                        >
+                    </tr>
+                {/each}
+            </tbody>
+        </table>
+    {/if}
+</div>

packages/frontend/src/const.ts

@@ -0,0 +1,13 @@
+const N_1024 = BigInt("129023318876534346704360951712586568674758913224876821534686030409476129469193481910786173836188085930974906857867802234113909470848523288588793477904039083513378341278558405407018889387577114155572311708428733260891448259786041525189132461448841652472631435226032063278124857443496954605482776113964107326943")
+
+const N_2048 = BigInt("23987552118069940970878653610463005981599204778388399885550631951871084945075866571231062435627294546200946516668493107358732376187241747090707087544153108117326163500579370560400058549184722138636116585329496684877258304519458316233517215780035360354808658620079068489084797380781488445517430961701007542207001544091884001098497324624368085682074645221148086075871342544591022944384890014176612259729018968864426602901247715051556212559854689574013699665035317257438297910516976812428036717668766321871780963854649899276251822244719887233041422346429752896925499321431273560130952088238625622570366815755926694833109")
+
+const N_1792 = BigInt("23987552118069940970878653610463005981599204778388399885550631951871084945075866571231062435627294546200946516668493107358732376187241747090707087544153108117326163500579370560400058549184722138636116585329496684877258304519458316233517215780035360354808658620079068489084797380781488445517430961701007542207001544091884001098497324624368085682074645221148086075871342544591022944384890014176612259729018968864426602901247715051556212559854689574013699665035317257438297910516976812428036717668766321871780963854649899276251822244719887233041422346429752896925499321431273560130952088238625622570366815755926694833109")
+
+const N_1536 = BigInt("1694330250214463438908848400950857073137355630337290254958754184668036770489801447652464038218330711288158361242955860326168191830448553710492926795708495297280933502917598985378231124113971732841791156356676046934277122699383776036675381503510992810963611269045078440132744168908318454891211962146563551929591147663448816841024591820348784855441153716551049843185172472891407933214238000452095646085222944171689449292644270516031799660928056315886939284985905227")
+
+const N_3072 = BigInt("4432919939296042464443862503456460073874727648022810391370558006281079088795179408238989283371442564716849343712703672836423961818025813387453469700639513190304802553045342607888612037304066433501317127429264242784608682213025490491212489901736408833027611579294436675682774458141490718959615677971745638214649336218217578937534746160749039668886450447773018369168258067682196337978245372237157696236362344796867228581553446331915147012787367438751646936429739232247148712001806846526947508445039707404287951727838234648917450736371192435665040644040487427986702098273581288935278964444790007953559851323281510927332862225214878776790605026472021669614552481167977412450477230442015077669503312683966631454347169703030544483487968842349634064181183599641180349414682042575010303056241481622837185325228233789954078775053744988023738762706404546546146837242590884760044438874357295029411988267287001033032827035809135092270843")
+
+const N_4096 = BigInt("703671044356805218391078271512201582198770553281951369783674142891088501340774249238173262580562112786670043634665390581120113644316651934154746357220932310140476300088580654571796404198410555061275065442553506658401183560336140989074165998202690496991174269748740565700402715364422506782445179963440819952745241176450402011121226863984008975377353558155910994380700267903933205531681076494639818328879475919332604951949178075254600102192323286738973253864238076198710173840170988339024438220034106150475640983877458155141500313471699516670799821379238743709125064098477109094533426340852518505385314780319279862586851512004686798362431227795743253799490998475141728082088984359237540124375439664236138519644100625154580910233437864328111620708697941949936338367445851449766581651338876219676721272448769082914348242483068204896479076062102236087066428603930888978596966798402915747531679758905013008059396214343112694563043918465373870648649652122703709658068801764236979191262744515840224548957285182453209028157886219424802426566456408109642062498413592155064289314088837031184200671561102160059065729282902863248815224399131391716503171191977463328439766546574118092303414702384104112719959325482439604572518549918705623086363111")
+
+export const N_ARRAY = [N_1024, N_1536, N_1792, N_2048, N_3072, N_4096];

packages/frontend/src/content/about.md

@@ -31,7 +31,8 @@
 
 ## 技术架构
 
-参见[CVSA文档](https://cvsa.gitbook.io/)。
+参见[CVSA文档](https://docs.projectcvsa.com/)。
+
 
 ## 开放许可
 

packages/frontend/src/layouts/Layout.astro

@@ -7,7 +7,7 @@ import "../styles/global.css";
     <head>
         <meta charset="UTF-8" />
         <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-        <title>CVSA 前端</title>
+        <title>中V档案馆</title>
     </head>
     <body class="dark:bg-zinc-900 dark:text-zinc-100">
         <slot />

packages/frontend/src/pages/test-vdf.astro

@@ -0,0 +1,8 @@
+---
+import VDFtester from "@components/VDFtester.svelte";
+import Layout from "@layouts/Layout.astro";
+---
+
+<Layout>
+    <VDFtester client:load />
+</Layout>