{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001696},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001792","494:4940001888","494:4940002093","494:4940001440","493:4930006747","494:4940004999","494:4940002215","494:4940005992","494:4940003550","494:4940003108","493:4930006750","494:4940003331","494:4940001990","494:4940002210","494:4940003323","494:4940001692","493:4930006685","494:4940001598","494:4940004262","494:4940002653","493:4930006602","494:4940002999","494:4940002533","494:4940005128","494:4940004145"],"twin_admin_codes":[494,494,494,494,493,494,494,494,494,494,493,494,494,494,494,494,493,494,494,494,493,494,494,494,494],"twin_sims":[0.48047428652163143,0.4669189802804381,0.44495299449393744,0.3886304124525129,0.34585068189865226,0.3365477504696406,0.33230367381110976,0.325542678123556,0.3130131078205811,0.2959170898237241,0.29366764880008644,0.2933861671199091,0.28111666930159185,0.2789150161923879,0.26868315715540503,0.2592999403071834,0.2589296499453042,0.25663930878755004,0.25130682048746267,0.24834385770127304,0.24798327054215585,0.24498879130191106,0.24390107930032287,0.24002271036248604,0.23555010531163748],"twin_dists":[0.15724808681837343,0.16028843053931252,0.16528146199108024,0.17855984914225312,0.18925597561002888,0.1916707410759401,0.192784321254531,0.19457449719551403,0.1979476544732878,0.20267711374654104,0.20331116544905264,0.2033907087779673,0.20690318411183378,0.20754318102543426,0.21055874552200324,0.21338736475889453,0.2135002960665345,0.2142010786668481,0.21584817007489568,0.2167730060531442,0.2168860381008046,0.2178288119952201,0.21817310078885863,0.21940884826234427,0.22085015286115814],"n_dims_used":45,"mean_confidence":0.9189661661783854},"coverage":{"mean_confidence":0.9189661661783854,"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}}