{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001970","487:4870001966","487:4870003903","487:4870001799","487:4870001880","487:4870002305","487:4870001969","495:4950001944","487:4870001601","487:4870002684","487:4870001803","487:4870002152","665:6650003578","494:4940001030","487:4870002053","487:4870001712","487:4870001979","494:4940000905","487:4870002068","665:6650003349","494:4940000335","487:4870012360","480:4800006453","487:4870001977","487:4870001802"],"twin_admin_codes":[487,487,487,487,487,487,487,495,487,487,487,487,665,494,487,487,487,494,487,665,494,487,480,487,487],"twin_sims":[0.5317799362524853,0.3204035251007119,0.25942939913670243,0.23319370017240657,0.15521882173518484,0.14761324147010538,0.12686578072618618,0.12412058003250846,0.10860238711348265,0.1062076630709107,0.1028346476979635,0.08795144862380748,0.08178552325850887,0.0813707512279158,0.07068288468071893,0.06877304028370758,0.06855324215884814,0.06853325960206941,0.06640707932399005,0.06356212387341306,0.061981654077565375,0.06065406520585104,0.05884106156590484,0.058175353937831735,0.05681244340228436],"twin_dists":[0.14596014951858613,0.19594906070133195,0.21334790630938108,0.22161671084239334,0.2506893458967742,0.25404722261654333,0.2639122185447174,0.2653067028099753,0.27366634057296985,0.2750371869910037,0.2770093997873589,0.2863707610856847,0.2906203946394732,0.29091533750616333,0.2989682386443186,0.30050966461336837,0.3006892868746922,0.3007056401326701,0.3024682628912619,0.3049002418203699,0.3062900191064566,0.3074800700420321,0.3091403128829896,0.30976050758704704,0.31104871399942746],"n_dims_used":42,"mean_confidence":0.8938417888823009},"coverage":{"mean_confidence":0.8938417888823009,"n_dims_used":42,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}