{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000328},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000672","480:4800000596","480:4800000361","495:4950001278","495:4950000902","495:4950001166","480:4800000520","495:4950001063","495:4950000959","495:4950001221","495:4950001061","495:4950001002","495:4950001626","480:4800001172","495:4950001448","480:4800000599","480:4800001186","495:4950001495","495:4950001389","495:4950001010","495:4950000952","495:4950001167","480:4800001022","480:4800000637","480:4800001174"],"twin_admin_codes":[480,480,480,495,495,495,480,495,495,495,495,495,495,480,495,480,480,495,495,495,495,495,480,480,480],"twin_sims":[0.6246100425949868,0.5001558095385824,0.4813543987790605,0.4346761387760315,0.37876200242072383,0.35377122456264354,0.35370587227981753,0.328031566929218,0.3129818274538453,0.3095375435933029,0.29351371450009517,0.28894067416334207,0.28472099292614095,0.2826871161976861,0.2636669112498894,0.26241416354848585,0.25967012936203754,0.2582673911908326,0.25679361182337906,0.2562686295588572,0.2561648199356881,0.2553820171085498,0.25394480877580405,0.2358495840818877,0.23021309160842335],"twin_dists":[0.12600205037931309,0.15288115129470367,0.1570516584903434,0.16764920356746474,0.1809732111837303,0.18722702062922045,0.18724366388309074,0.19391312922801845,0.1979561701468187,0.19889682115140558,0.20335465983003478,0.20465300866351915,0.20586196420043804,0.20644852663712226,0.21206309971161041,0.21244157450764783,0.21327456579109397,0.2137025260211248,0.21415374231366285,0.21431486748883713,0.2143467529888495,0.21458745754932823,0.2150306062482221,0.22075309019042705,0.22259365004880396],"n_dims_used":43,"mean_confidence":0.9023065788801327},"coverage":{"mean_confidence":0.9023065788801327,"n_dims_used":43,"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}}