wifi-densepose/vendor/sublinear-time-solver/dist/emergence/stochastic-exploration.js

516 lines
20 KiB
JavaScript

/**
* Stochastic Exploration System
* Generates unpredictable outputs through controlled randomness and exploration
*/
export class StochasticExplorationEngine {
explorationHistory = [];
currentTemperature = 1.0;
coolingRate = 0.995;
minTemperature = 0.1;
explorationBudget = 1000;
/**
* Generate unpredictable outputs using stochastic sampling
*/
async exploreUnpredictably(input, tools) {
// Multi-dimensional exploration
const explorationSpaces = this.defineExplorationSpaces(input, tools);
// Stochastic sampling across multiple dimensions
const sampledPath = this.stochasticSampling(explorationSpaces);
// Execute the sampled path
const result = await this.executePath(sampledPath, input, tools);
// Calculate novelty and surprise
const novelty = this.calculateNovelty(result, this.explorationHistory);
const surpriseLevel = this.calculateSurprise(result, input);
const explorationResult = {
output: result,
novelty,
confidence: this.calculateConfidence(result),
explorationPath: sampledPath,
surpriseLevel
};
// Update exploration history
this.explorationHistory.push(explorationResult);
this.updateTemperature();
return explorationResult;
}
/**
* Generate multiple diverse explorations
*/
async generateDiverseExplorations(input, tools, count = 5) {
const explorations = [];
for (let i = 0; i < count; i++) {
// Increase temperature for more exploration
const tempBoost = 0.5 * Math.random();
this.currentTemperature = Math.min(2.0, this.currentTemperature + tempBoost);
const exploration = await this.exploreUnpredictably(input, tools);
explorations.push(exploration);
// Ensure diversity by penalizing similar results
this.penalizeSimilarity(exploration, explorations);
}
return explorations.sort((a, b) => b.novelty - a.novelty);
}
/**
* Adaptive exploration based on success/failure feedback
*/
adaptExploration(feedback) {
if (feedback.success && feedback.utility > 0.7) {
// Successful exploration - slightly reduce temperature
this.currentTemperature *= 0.9;
}
else {
// Unsuccessful - increase exploration
this.currentTemperature *= 1.1;
}
// Keep within bounds
this.currentTemperature = Math.max(this.minTemperature, Math.min(2.0, this.currentTemperature));
}
/**
* Define multi-dimensional exploration spaces
*/
defineExplorationSpaces(input, tools) {
const spaces = [];
// Limit tool exploration to prevent massive responses
const MAX_TOOLS_TO_EXPLORE = 3;
const limitedToolCount = Math.min(tools.length, MAX_TOOLS_TO_EXPLORE);
// Tool combination space
spaces.push({
dimensions: ['tool_selection', 'tool_order', 'tool_parameters'],
bounds: {
tool_selection: [0, limitedToolCount - 1],
tool_order: [0, Math.min(limitedToolCount * 2, 6)], // Max 6 tool applications
tool_parameters: [0, 1] // Normalized parameter space
},
constraints: []
});
// Reasoning strategy space
spaces.push({
dimensions: ['approach', 'depth', 'breadth', 'creativity'],
bounds: {
approach: [0, 5], // Different reasoning approaches
depth: [1, 10], // Reasoning depth
breadth: [1, 8], // Parallel reasoning paths
creativity: [0, 1] // Creativity vs reliability
},
constraints: []
});
// Temporal exploration space
spaces.push({
dimensions: ['timing', 'sequence', 'parallelism'],
bounds: {
timing: [0, 1], // When to apply different tools
sequence: [0, 1], // Sequential vs parallel processing
parallelism: [1, 4] // Level of parallelism
},
constraints: []
});
return spaces;
}
/**
* Stochastic sampling using temperature-controlled exploration
*/
stochasticSampling(spaces) {
const path = [];
for (const space of spaces) {
for (const dimension of space.dimensions) {
const bounds = space.bounds[dimension];
// Temperature-controlled sampling
const randomValue = this.temperatureSample(bounds[0], bounds[1]);
// Convert to exploration action
const action = this.valueToAction(dimension, randomValue);
path.push(action);
}
}
// Add some pure randomness for unexpected combinations
if (Math.random() < this.currentTemperature * 0.3) {
path.push(this.generateRandomAction());
}
return path;
}
/**
* Temperature-controlled sampling
*/
temperatureSample(min, max) {
// High temperature = more random, low temperature = more conservative
const uniform = Math.random();
if (this.currentTemperature > 1.0) {
// High temperature: favor extremes
const transformed = Math.pow(uniform, 1 / this.currentTemperature);
return min + transformed * (max - min);
}
else {
// Low temperature: favor center
const transformed = Math.pow(uniform, this.currentTemperature);
const center = (min + max) / 2;
const range = (max - min) / 2;
return center + (transformed - 0.5) * range * 2;
}
}
/**
* Convert numeric values to exploration actions
*/
valueToAction(dimension, value) {
switch (dimension) {
case 'tool_selection':
return `select_tool_${Math.floor(value)}`;
case 'tool_order':
return `order_${Math.floor(value)}`;
case 'approach':
const approaches = ['analytical', 'creative', 'systematic', 'intuitive', 'experimental'];
return approaches[Math.floor(value) % approaches.length];
case 'depth':
return `depth_${Math.floor(value)}`;
case 'creativity':
return value > 0.7 ? 'high_creativity' : value > 0.3 ? 'medium_creativity' : 'low_creativity';
default:
return `${dimension}_${value.toFixed(2)}`;
}
}
/**
* Generate completely random action
*/
generateRandomAction() {
const randomActions = [
'reverse_input',
'combine_unexpected',
'ignore_context',
'amplify_noise',
'invert_logic',
'cross_domain_leap',
'temporal_shift',
'scale_transform'
];
return randomActions[Math.floor(Math.random() * randomActions.length)];
}
/**
* Execute exploration path
*/
async executePath(path, input, tools) {
let result = input;
const executionTrace = [];
const MAX_RESULT_SIZE = 5000; // 5KB limit per iteration
const MAX_TRACE_ENTRIES = 10; // Limit trace entries
for (let i = 0; i < path.length && i < MAX_TRACE_ENTRIES; i++) {
const action = path[i];
try {
result = await this.executeAction(action, result, tools);
// Check and limit result size
const resultStr = JSON.stringify(result);
if (resultStr.length > MAX_RESULT_SIZE) {
result = {
truncated: true,
action,
resultType: typeof result,
size: resultStr.length
};
}
executionTrace.push({ action, result: this.summarizeResult(result) });
}
catch (error) {
// Handle failures gracefully - they might lead to interesting results
executionTrace.push({ action, error: error instanceof Error ? error.message : 'Unknown error' });
// Sometimes continue with modified input
if (Math.random() < 0.5) {
result = this.generateAlternativeResult(action, result);
}
}
}
return {
finalResult: result,
executionTrace: executionTrace.slice(0, MAX_TRACE_ENTRIES),
pathCompleted: executionTrace.length === path.length
};
}
/**
* Execute individual exploration action
*/
async executeAction(action, input, tools) {
if (action.startsWith('select_tool_')) {
const toolIndex = parseInt(action.split('_')[2]);
// Check if tools exist and index is valid
if (!tools || tools.length === 0 || toolIndex < 0) {
// Skip tool selection if no tools available or invalid index
return input;
}
const tool = tools[toolIndex % tools.length];
if (!tool) {
return input;
}
return await this.applyTool(tool, input);
}
if (action.includes('creativity')) {
return this.applyCreativeTransform(input, action);
}
if (action.startsWith('depth_')) {
const depth = parseInt(action.split('_')[1]);
return this.applyDeepReasoning(input, depth);
}
// Handle special random actions
switch (action) {
case 'reverse_input':
return this.reverseInput(input);
case 'combine_unexpected':
return this.combineUnexpected(input, tools);
case 'cross_domain_leap':
return this.crossDomainLeap(input);
default:
return this.defaultAction(action, input);
}
}
/**
* Calculate novelty compared to exploration history
*/
calculateNovelty(result, history) {
if (history.length === 0)
return 1.0;
let minSimilarity = 1.0;
for (const past of history.slice(-20)) { // Compare with recent history
const similarity = this.calculateSimilarity(result, past.output);
minSimilarity = Math.min(minSimilarity, similarity);
}
return 1.0 - minSimilarity;
}
/**
* Calculate surprise level
*/
calculateSurprise(result, originalInput) {
// Measure how different the result is from what would be expected
const inputComplexity = this.measureComplexity(originalInput);
const outputComplexity = this.measureComplexity(result);
const complexityRatio = outputComplexity / Math.max(inputComplexity, 1);
// High surprise if output is much more complex or much simpler than input
const surpriseFromComplexity = Math.abs(Math.log(complexityRatio));
// Add randomness-based surprise
const randomnessSurprise = this.measureRandomness(result);
return Math.min(1.0, (surpriseFromComplexity + randomnessSurprise) / 2);
}
/**
* Calculate confidence in result
*/
calculateConfidence(result) {
// Lower confidence for more exploratory results
const baseConfidence = 0.5;
const temperatureAdjustment = (2.0 - this.currentTemperature) / 2.0;
return Math.min(1.0, baseConfidence + temperatureAdjustment * 0.3);
}
/**
* Update exploration temperature (simulated annealing)
*/
updateTemperature() {
this.currentTemperature = Math.max(this.minTemperature, this.currentTemperature * this.coolingRate);
}
/**
* Penalize similar results to encourage diversity
*/
penalizeSimilarity(newExploration, existing) {
for (const exploration of existing) {
const similarity = this.calculateSimilarity(newExploration.output, exploration.output);
if (similarity > 0.8) {
// Reduce novelty score for similar results
newExploration.novelty *= (1.0 - similarity * 0.5);
}
}
}
// Helper methods for specific transformations
async applyTool(tool, input) {
// Check if tool is valid
if (!tool) {
return input;
}
// For simulation, just return a small mock response instead of actually calling tools
// This prevents massive responses from tool arrays
return {
tool: tool.name || 'unknown',
simulated: true,
inputSummary: typeof input === 'string' ? input.substring(0, 100) : 'complex_input',
mockOutput: `Simulated output from ${tool.name || 'tool'}`,
timestamp: Date.now()
};
}
applyCreativeTransform(input, creativityLevel) {
switch (creativityLevel) {
case 'high_creativity':
return this.highCreativityTransform(input);
case 'medium_creativity':
return this.mediumCreativityTransform(input);
default:
return input;
}
}
applyDeepReasoning(input, depth) {
// Simulate deep reasoning with depth limit
const MAX_DEPTH = 5; // Prevent excessive depth
const limitedDepth = Math.min(depth, MAX_DEPTH);
let result = input;
for (let i = 0; i < limitedDepth; i++) {
result = this.reasoningStep(result, i);
// Check size and stop if too large
if (JSON.stringify(result).length > 2000) {
return {
reasoning_truncated: true,
depth_reached: i,
max_depth: limitedDepth
};
}
}
return result;
}
reverseInput(input) {
if (typeof input === 'string')
return input.split('').reverse().join('');
if (Array.isArray(input))
return input.slice().reverse();
return input;
}
combineUnexpected(input, tools) {
// Combine random tools in unexpected ways
const tool1 = tools[Math.floor(Math.random() * tools.length)];
const tool2 = tools[Math.floor(Math.random() * tools.length)];
return {
unexpected_combination: true,
tool1_result: tool1.name || 'unknown',
tool2_result: tool2.name || 'unknown',
original: input
};
}
crossDomainLeap(input) {
const domains = ['mathematics', 'art', 'music', 'biology', 'physics', 'psychology'];
const randomDomain = domains[Math.floor(Math.random() * domains.length)];
return {
cross_domain_interpretation: true,
domain: randomDomain,
original: input,
transformed: `interpreted_through_${randomDomain}`
};
}
defaultAction(action, input) {
return {
action_applied: action,
original: input,
timestamp: Date.now()
};
}
// Utility methods
calculateSimilarity(a, b) {
// Simple similarity calculation
const strA = JSON.stringify(a);
const strB = JSON.stringify(b);
if (strA === strB)
return 1.0;
const commonLength = Math.max(strA.length, strB.length);
let matches = 0;
for (let i = 0; i < Math.min(strA.length, strB.length); i++) {
if (strA[i] === strB[i])
matches++;
}
return matches / commonLength;
}
measureComplexity(obj) {
return JSON.stringify(obj).length;
}
measureRandomness(obj) {
// Simple entropy-based randomness measure
const str = JSON.stringify(obj);
const charCounts = new Map();
for (const char of str) {
charCounts.set(char, (charCounts.get(char) || 0) + 1);
}
let entropy = 0;
for (const count of charCounts.values()) {
const probability = count / str.length;
entropy -= probability * Math.log2(probability);
}
return entropy / Math.log2(256); // Normalized entropy
}
summarizeResult(result) {
return JSON.stringify(result).substring(0, 100);
}
generateAlternativeResult(action, input) {
return {
alternative_generated: true,
failed_action: action,
alternative_of: input,
randomness: Math.random()
};
}
randomizeParameters(params) {
const randomized = { ...params };
for (const [key, value] of Object.entries(randomized)) {
if (typeof value === 'number') {
// Add some noise to numeric parameters
randomized[key] = value * (1 + (Math.random() - 0.5) * 0.2);
}
}
return randomized;
}
highCreativityTransform(input) {
return {
creative_transform: 'high',
metaphor: this.generateMetaphor(input),
abstraction: this.generateAbstraction(input),
input_type: typeof input,
input_size: JSON.stringify(input).length
};
}
mediumCreativityTransform(input) {
return {
creative_transform: 'medium',
analogy: this.generateAnalogy(input),
input_type: typeof input
};
}
reasoningStep(input, step) {
// Don't nest the entire previous input - just reference it
return {
reasoning_step: step,
previous_type: typeof input,
previous_size: JSON.stringify(input).length,
inference: `step_${step}_inference`,
confidence: Math.random() * 0.5 + 0.5
};
}
generateMetaphor(input) {
const metaphors = ['ocean wave', 'mountain peak', 'flowing river', 'growing tree', 'burning flame'];
return metaphors[Math.floor(Math.random() * metaphors.length)];
}
generateAbstraction(input) {
const abstractions = ['pattern', 'structure', 'flow', 'emergence', 'transformation'];
return abstractions[Math.floor(Math.random() * abstractions.length)];
}
generateAnalogy(input) {
const analogies = ['like a puzzle piece', 'similar to water flow', 'analogous to growth', 'resembles a dance'];
return analogies[Math.floor(Math.random() * analogies.length)];
}
/**
* Get exploration statistics
*/
getExplorationStats() {
return {
totalExplorations: this.explorationHistory.length,
currentTemperature: this.currentTemperature,
averageNovelty: this.calculateAverageNovelty(),
averageSurprise: this.calculateAverageSurprise(),
explorationBudget: this.explorationBudget,
recentSuccess: this.calculateRecentSuccess()
};
}
calculateAverageNovelty() {
if (this.explorationHistory.length === 0)
return 0;
const sum = this.explorationHistory.reduce((acc, exp) => acc + exp.novelty, 0);
return sum / this.explorationHistory.length;
}
calculateAverageSurprise() {
if (this.explorationHistory.length === 0)
return 0;
const sum = this.explorationHistory.reduce((acc, exp) => acc + exp.surpriseLevel, 0);
return sum / this.explorationHistory.length;
}
calculateRecentSuccess() {
const recent = this.explorationHistory.slice(-10);
if (recent.length === 0)
return 0;
const successful = recent.filter(exp => exp.confidence > 0.6 && exp.novelty > 0.3);
return successful.length / recent.length;
}
}