{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012331},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012400","490:4900012948","490:4900012466","490:4900013072","490:4900012611","490:4900012261","490:4900012560","490:4900013211","490:4900012470","490:4900012886","490:4900013214","490:4900012998","490:4900012468","490:4900013073","490:4900013104","490:4900012898","490:4900012477","490:4900012883","490:4900012474","490:4900012412","490:4900012345","490:4900012895","490:4900012274","490:4900000333","490:4900012986"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.28574874495528935,0.23440503522652664,0.22587944972786095,0.19357923072043165,0.1296203580600954,0.11850962930651515,0.11174550388239055,0.10220535152761025,0.10017405113488027,0.0943299139319167,0.08435411842869141,0.07776524226429064,0.07188145009281273,0.07137104563114659,0.069317616474906,0.06837700646680434,0.05720752506295929,0.057140221632112034,0.05663745050987946,0.05514039741269369,0.054550992201283954,0.05114566381957738,0.05049205869082764,0.049721856214951704,0.04941523702820229],"twin_dists":[0.2055665240434685,0.2212220227607951,0.2240290733366817,0.23536098034008648,0.2625357700000117,0.26823160330890927,0.2719021745233191,0.277382915041794,0.2786009728634136,0.28221680779412356,0.28882004905844894,0.2935313227549954,0.2980180618937719,0.29842110883427764,0.30006663158665575,0.30083364798185075,0.31067268654120106,0.31073659224061295,0.31121595748045355,0.31266444171199953,0.31324366060998277,0.316695552008355,0.3173798311533651,0.3181957105020491,0.3185234466146291],"n_dims_used":45,"mean_confidence":0.9092561509874132},"coverage":{"mean_confidence":0.9092561509874132,"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}}