{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000679","480:4800000647","480:4800000543","480:4800000344","480:4800000469","480:4800000692","480:4800000717","480:4800000413","480:4800000626","480:4800000506","480:4800000569","480:4800000375","480:4800000575","480:4800000504","480:4800000415","480:4800000645","480:4800000573","480:4800000610","480:4800000571","480:4800001087","480:4800001034","480:4800000501","480:4800000550","480:4800000614","480:4800000514"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7000485360701173,0.5385141520607712,0.5334652149893812,0.5304495411860586,0.47017936959508627,0.4287165062173574,0.42216474892847505,0.39936270517098726,0.39902963787919893,0.3793566104181307,0.3775747053529903,0.3479765327285003,0.34258823395043375,0.33951939037955514,0.313942781282389,0.2997252758638903,0.29338419083097383,0.2866398850611052,0.26740347544187165,0.2666292835904409,0.2551097918770528,0.2528433267462796,0.2496853358274098,0.23924389547682262,0.23583442661678727],"twin_dists":[0.10968138577871664,0.14449860229855685,0.14559404007227147,0.1462493345966852,0.15955449659766371,0.16903247128512836,0.17056230458646424,0.17596773216455855,0.17604769011261648,0.18082694881422237,0.18126559765886802,0.18870903660095772,0.19009881251559738,0.19089554755027713,0.197694783732957,0.2016101340999709,0.20339126741311217,0.20531087111199978,0.21094084666387664,0.21117256453751168,0.21467127379131865,0.21537131645320504,0.21635341825678728,0.21965855711668153,0.2207580008687715],"n_dims_used":43,"mean_confidence":0.9159865268441134},"coverage":{"mean_confidence":0.9159865268441134,"n_dims_used":43,"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}}