{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008669},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010139","490:4900010230","490:4900010920","490:4900010491","490:4900009738","490:4900010140","490:4900009433","490:4900010913","490:4900008788","490:4900011152","490:4900010836","490:4900011154","490:4900010993","490:4900010754","490:4900010753","490:4900009539","490:4900011155","490:4900011889","490:4900009835","490:4900010751","490:4900009438","490:4900010758","490:4900011148","490:4900012117","490:4900010759"],"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":[0.3375881422057481,0.17870338574912298,0.1447062845504676,0.13283448123561703,0.12470067419979661,0.1196482572455713,0.10119136442856164,0.09825820094239883,0.09648273187213248,0.09422214143998721,0.09369075127149441,0.08775322908689578,0.08070017895592911,0.07857002728686639,0.07608773560804587,0.07459640252821544,0.07406727634149955,0.07377852733117438,0.07263272302679905,0.06936605678826027,0.068470715545783,0.06831314150733833,0.06369156116996308,0.061292718727232756,0.057056928260250654],"twin_dists":[0.1913989221376854,0.24102324932781377,0.2553643687075707,0.2609573362428767,0.26501009395556674,0.26762963237788945,0.2779885573510738,0.2797676467076777,0.28086487575020086,0.28228512324717886,0.2826228675719659,0.28650362639270816,0.2913947356252862,0.2929390955857727,0.29478179687090167,0.29591228591188645,0.2963177696609123,0.29654003369739923,0.2974290070456455,0.3000273607612041,0.30075684981025214,0.3008860368388232,0.3047876804666517,0.30690494006721897,0.31081576672065986],"n_dims_used":45,"mean_confidence":0.8857920328776042},"coverage":{"mean_confidence":0.8857920328776042,"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}}