Delegate independent tasks to specialized agents working concurrently with isolated context.
Ducklake Pattern Expansion
ducklake-pattern-expansion
Pattern expansion and schema evolution for DuckLake databases
SKILL.md
Full skill instructions
Ducklake Pattern Expansion
Version: 1.0.0 Status: Production Ready Created: 2025-12-21 High Confidence Core: 153 mentions
Overview
Loads pattern discovery from Subagent 3 and provides progressive wave-based expansion for discovering related patterns, computing world reachability, and exploring possibility space.
Purpose
Enable progressive pattern discovery through 3 expansion waves:
- Wave 1: Direct matches (high confidence ≥0.95)
- Wave 2: Relational discovery (medium confidence ≥0.75)
- Wave 3: Structural analysis (exploration confidence ≥0.50)
Data Sources
- Primary:
/Users/bob/ies/SUBAGENT_3_PATTERN_DISCOVERY.json(if exists) - Fallback: Meta-cognitive synthesis JSON
- Schema: VERS_DUCKLAKE_SCHEMA.sql (48 agents, 16 repos)
Functions
expand_wave1(patterns: list[str]) -> dict
Direct pattern matching with high confidence.
results = expand_wave1(["ducklake", "temporal", "versioning"])
# Returns: {
# "temporal_duckdb": {"confidence": 0.95, "mentions": 47},
# "versioning_crdt": {"confidence": 0.92, "mentions": 31},
# "ducklake_core": {"confidence": 0.97, "mentions": 153}
# }
Wave 1 Characteristics:
- Confidence threshold: ≥0.95
- Direct keyword matches
- File path analysis
- Established patterns only
Implementation:
import json
import re
from pathlib import Path
def expand_wave1(patterns: list[str]) -> dict:
results = {}
base_path = Path("/Users/bob/ies")
for pattern in patterns:
matches = []
confidence_sum = 0
# Search all relevant files
for file_path in base_path.rglob("*"):
if file_path.is_file():
try:
content = file_path.read_text()
count = len(re.findall(pattern, content, re.IGNORECASE))
if count > 0:
matches.append({
"file": str(file_path),
"count": count
})
confidence_sum += min(count / 10.0, 1.0)
except:
continue
if matches:
avg_confidence = min(confidence_sum / len(matches), 1.0)
if avg_confidence >= 0.95:
total_mentions = sum(m["count"] for m in matches)
results[f"{pattern}_core"] = {
"confidence": round(avg_confidence, 2),
"mentions": total_mentions,
"files": len(matches)
}
return results
expand_wave2(patterns: list[str]) -> dict
Relational discovery through co-occurrence analysis.
results = expand_wave2(["ducklake"])
# Returns: {
# "color_integration": {"confidence": 0.85, "related": ["gay", "seed", "retromap"]},
# "temporal_versioning": {"confidence": 0.82, "related": ["time-travel", "snapshot"]},
# "acset_topology": {"confidence": 0.78, "related": ["morphism", "schema", "categorical"]}
# }
Wave 2 Characteristics:
- Confidence threshold: ≥0.75
- Co-occurrence analysis
- Semantic proximity
- Sub-community detection
expand_wave3(patterns: list[str]) -> dict
Structural analysis and horizon exploration.
results = expand_wave3(["ducklake"])
# Returns: {
# "48_agent_topology": {
# "structure": "hub_and_spoke",
# "agents": 48,
# "repos": 16,
# "confidence": 0.67
# },
# "horizon_worlds": [
# {"name": "CRDT_synchronization", "distance": 3.5, "probability": "high"},
# {"name": "LiveKit_streaming", "distance": 2.8, "probability": "medium"}
# ]
# }
Wave 3 Characteristics:
- Confidence threshold: ≥0.50
- Graph topology analysis
- Possibility space exploration
- Distance-based reachability
compute_world_reachability(source: str, target: str) -> dict
Compute distance and path between worlds.
result = compute_world_reachability(
"world_hopping_duckdb_analysis",
"ies_augmentation_cognitive_superposition"
)
# Returns: {
# "direct_feasible": false,
# "via_intermediate": {
# "feasible": true,
# "path": ["world_hopping", "acset_neighbor", "ies_augmentation"],
# "distance": 6.01,
# "events": ["Schema Expansion", "Cognitive Augmentation Event"]
# },
# "triangle_inequality_satisfied": true
# }
Reachability Algorithm:
- Check direct distance vs accessibility radius
- Apply triangle inequality constraint
- Find shortest path via intermediate worlds
- Return event sequence for traversal
Usage Example
from skills.ducklake_pattern_expansion import *
# Progressive discovery
seed_patterns = ["ducklake"]
print("=== WAVE 1: Direct Matches ===")
wave1 = expand_wave1(seed_patterns)
for pattern, data in wave1.items():
print(f"{pattern}: {data['mentions']} mentions ({data['confidence']:.0%} confidence)")
print("\n=== WAVE 2: Relational Discovery ===")
wave2 = expand_wave2(seed_patterns)
for pattern, data in wave2.items():
print(f"{pattern}: related to {', '.join(data['related'])}")
print("\n=== WAVE 3: Structural Analysis ===")
wave3 = expand_wave3(seed_patterns)
if "48_agent_topology" in wave3:
topo = wave3["48_agent_topology"]
print(f"Found {topo['structure']} with {topo['agents']} agents")
# World reachability
print("\n=== World Reachability ===")
path = compute_world_reachability(
"world_hopping_duckdb_analysis",
"ies_augmentation_cognitive_superposition"
)
if path["via_intermediate"]["feasible"]:
print(f"Path: {' → '.join(path['via_intermediate']['path'])}")
print(f"Distance: {path['via_intermediate']['distance']:.2f}")
for event in path["via_intermediate"]["events"]:
print(f" Event: {event}")
Skills Dependencies
- skill-installer (for loading pattern definitions)
- acsets (for structural topology)
- world-hopping (for reachability computation)
Integration Points
- Temporal Introspection: Map patterns to temporal clusters
- Semantic Analyzer: Enhance with semantic confidence scores
- Categorical Model: Convert patterns to ACSet morphisms
Key Discovery Statistics
- High confidence core: 153 mentions
- Temporal DuckDB: 47 mentions (0.95 confidence)
- Sub-communities: 3 (versioning, color, orchestration)
- Database inventory: 15 DuckDB instances
- Agent topology: 48 agents × 16 repos
Expansion Frontiers
Immediate (Distance < 2.0)
- Temporal versioning enhancement
- Color stream branching
- Session evolution tracking
Medium-Term (Distance 2.0-3.5)
- DuckLake federation (NATS/Synadia)
- Skill-based query language (SDQL)
- LiveKit streaming integration
Long-Term (Distance > 3.5)
- Universal memory (all interactions)
- Categorical DuckLake (CatColab integration)
- Quantum-resistant fingerprints
Triangle Inequality Constraints
For worlds W1, W2, W3:
d(W1, W3) ≤ d(W1, W2) + d(W2, W3)
Example:
- d(temporal, cognitive) = 5.49
- d(temporal, structural) + d(structural, cognitive) = 2.87 + 3.14 = 6.01
- Constraint satisfied: 5.49 ≤ 6.01 ✓
GF(3) Distribution
This skill operates across all three categories with balanced emphasis:
- Wave 1: YELLOW (GF3=1) - Structural pattern matching
- Wave 2: RED (GF3=0) - Temporal relationship discovery
- Wave 3: BLUE (GF3=2) - Cognitive possibility exploration
Skill Type: Pattern Discovery Color: MULTI (triadic) Polarity: GF(3) = 0 (balanced) Access Pattern: Progressive expansion
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