{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002111},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001841","499:4990002119","499:4990001934","499:4990001838","499:4990002034","499:4990001851","499:4990003191","499:4990001483","499:4990002451","499:4990002198","499:4990001480","499:4990001673","488:4880000289","499:4990002283","477:4770003891","477:4770003601","499:4990002287","499:4990002783","477:4770003702","466:4660013666","499:4990001183","499:4990002983","499:4990001471","499:4990001927","499:4990001668"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,488,499,477,477,499,499,477,466,499,499,499,499,499],"twin_sims":[0.8692778473496405,0.7765972656023947,0.7296664046858211,0.6701733528939535,0.6618701490638251,0.6583266944561249,0.6473645666545548,0.613619134665618,0.5967337976247119,0.5839286540305362,0.5802362420232584,0.5616225220412508,0.5126698897093409,0.5049286057101718,0.4983375287547146,0.4661930205521185,0.4610854975453948,0.45232949714892556,0.4474049605449541,0.4414698147472528,0.43698904366255437,0.4323211194649229,0.420035097913581,0.4176876947822353,0.41710948332020653],"twin_dists":[0.06874581169787154,0.09235407259251692,0.10311213615409705,0.1161950485202384,0.11799093836732065,0.11875585271817961,0.12111736651824868,0.12835658531849148,0.1319724400591805,0.13471640503492124,0.13550832211136626,0.13950784982536685,0.1501298662619045,0.15182968975704328,0.1532824524220814,0.16045208682876794,0.16160601289120016,0.1635948851326488,0.16471967886748062,0.16608155568235095,0.16711441942852223,0.16819489580746264,0.17106171029277595,0.17161342374924096,0.17174952435184676],"n_dims_used":44,"mean_confidence":0.9265752272172407},"coverage":{"mean_confidence":0.9265752272172407,"n_dims_used":44,"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}}