{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003140},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002702","490:4900002096","490:4900001951","490:4900003273","494:4940007013","490:4900004793","490:4900002106","490:4900009176","490:4900002557","490:4900004247","490:4900003830","490:4900004377","494:4940007750","490:4900004379","490:4900002701","490:4900001517","494:4940007655","490:4900002270","490:4900001947","490:4900003689","490:4900001810","490:4900002097","494:4940007334","490:4900004108","490:4900002404"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,490,490,490,494,490,490,490,494,490,490,490,490,490,494,490,490],"twin_sims":[0.2539417801686877,0.18240403011828932,0.14430103148529105,0.11384454819641832,0.08022982701376943,0.055655403647544524,0.05530041903670513,0.05271836745093089,0.05214711167767509,0.050233127792974105,0.04820144129413866,0.04606731100678815,0.045775210483586924,0.04260779765960762,0.042343383990415234,0.039178535975988686,0.037743562294032175,0.03762563477335101,0.035456996857767493,0.03363440642915156,0.03258538127727384,0.03169425089795443,0.031180508264038544,0.03040945714310816,0.029214066414684076],"twin_dists":[0.2150315417673188,0.23958454010839192,0.25554954172887073,0.27074525238358566,0.29173290261262824,0.3121625150815037,0.3125080703646933,0.31507836254592364,0.3156610827074623,0.3176529541632729,0.31983771841663655,0.3222170937726531,0.32254990263688926,0.3262781095818547,0.3265997655495388,0.33058740050505875,0.3324858078401588,0.3326445245176911,0.33564124240323884,0.33828281507944935,0.33985905229164604,0.3412324550331328,0.3420393056779115,0.3432718875078812,0.3452368247710734],"n_dims_used":45,"mean_confidence":0.9166524251302083},"coverage":{"mean_confidence":0.9166524251302083,"n_dims_used":45,"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}}