{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003371","490:4900003633","490:4900002968","490:4900003925","490:4900004196","490:4900003109","490:4900003110","490:4900003638","490:4900004333","490:4900003113","491:4910002020","491:4910002012","490:4900003636","490:4900007293","490:4900003237","490:4900005955","490:4900006310","490:4900005953","490:4900004477","490:4900006311","490:4900005956","490:4900005423","490:4900005028","490:4900003108","490:4900005164"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,491,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5204327528281034,0.5194426697575499,0.49333140247596613,0.4818350304884811,0.4674802012496358,0.4667462560589327,0.4552903540767069,0.4436059206069473,0.4240486241250582,0.4210697356017103,0.39212280780049646,0.3862999224420461,0.3835070954232708,0.3517650079697782,0.3476347036547851,0.32697361190566204,0.3089756258284454,0.30534072628069164,0.30172273242569275,0.30083123920813637,0.2968500701700171,0.2856603418118917,0.27965909392287613,0.27250344768439827,0.27021263973277887],"twin_dists":[0.14843177784380912,0.14864801236404265,0.15438948037308395,0.15694443642096748,0.16016197194368376,0.1603273605779781,0.162920793991622,0.1655906004990433,0.1701214155860802,0.17081895342255005,0.1777127430925104,0.17912711998017083,0.179809073080397,0.1877386739701368,0.18879686326450953,0.1941939175260211,0.19905085126847638,0.20005114877335692,0.20105365872235714,0.20130175499603487,0.2024149681011273,0.2055919114915035,0.20732654349218163,0.20942469583564174,0.2101035321421034],"n_dims_used":44,"mean_confidence":0.8966738960959695},"coverage":{"mean_confidence":0.8966738960959695,"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}}