{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004087","489:4890004026","489:4890004029","489:4890004716","489:4890004600","489:4890004150","489:4890004091","489:4890004089","489:4890004147","489:4890004263","489:4890004299","489:4890004241","489:4890004152","489:4890004850","489:4890004190","489:4890004134","477:4770000368","489:4890004768","489:4890004262","484:4840006786","489:4890004075","479:4790000921","479:4790001285","489:4890004897","489:4890004539"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,484,489,479,479,489,489],"twin_sims":[0.7513643830222114,0.7353855802755781,0.7239031490641175,0.6947451007396076,0.6774941370208617,0.6756282096905204,0.6691491100046546,0.6300606362434579,0.5631404145815609,0.5608577868673016,0.5605355085295908,0.5554838144112537,0.5442788815267483,0.5300227458269677,0.5288482441842495,0.5150629350618665,0.5043821042713308,0.5026674284933155,0.5013231366829475,0.49670557113234953,0.49188082879409734,0.49138206402760626,0.4878685837861105,0.4855051310456437,0.48477835131348596],"twin_dists":[0.09820169710321452,0.10182695163315932,0.10440126367026621,0.11084470024056481,0.11460706120153125,0.11501224979303559,0.11641686490324073,0.12483353259083864,0.13918113550358488,0.13967249736397583,0.13974189298808473,0.1408303999230872,0.14325026587932604,0.1463421385348686,0.14659760867000687,0.14960573406121752,0.15194994817712798,0.1523274938762228,0.1526237323627895,0.1536429830599275,0.15471086012613872,0.1548214277254335,0.15560125737639874,0.15612679034451915,0.15628855348831652],"n_dims_used":45,"mean_confidence":0.9200154622395833},"coverage":{"mean_confidence":0.9200154622395833,"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}}