{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850002826},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850004357","467:4670000608","467:4670000652","485:4850003206","485:4850002917","485:4850003548","485:4850003111","485:4850000120","499:4990002712","467:4670000863","485:4850003773","485:4850004433","485:4850003107","467:4670000922","485:4850003017","467:4670000545","499:4990003753","467:4670000923","467:4670000851","485:4850002838","485:4850004286","485:4850004352","485:4850000341","467:4670000464","474:4740004542"],"twin_admin_codes":[485,467,467,485,485,485,485,485,499,467,485,485,485,467,485,467,499,467,467,485,485,485,485,467,474],"twin_sims":[0.418681757375144,0.40924767141358465,0.4063481219576653,0.3597302559105891,0.35850256184675167,0.3482291642550093,0.3468931696867346,0.34516181441092303,0.33380564525652956,0.3193358228849938,0.3098879691985104,0.3085219950355216,0.3070746438102406,0.30562716362128495,0.2973602824021704,0.28252505380262105,0.2800278568018612,0.2763640489130704,0.2753920676483668,0.26426902660251006,0.2637140840793947,0.2592902334996277,0.25866246916483515,0.25289347817724733,0.2527193591401862],"twin_dists":[0.17137962717887986,0.17360821218189584,0.17429766300421684,0.18571604997064117,0.1860262851151887,0.18864415677942456,0.18898754328531622,0.1894335884167393,0.19238934772060956,0.19623618101559628,0.19880084542007403,0.19917531568476587,0.19957313619226225,0.19997207476449191,0.20227181544137335,0.2064953742415517,0.2072193083360813,0.2082885763649783,0.20857369544389298,0.21188159113734112,0.21204887004889442,0.21339032384847414,0.21358184417103018,0.21535578313435316,0.21540972114786755],"n_dims_used":45,"mean_confidence":0.9192623562282987},"coverage":{"mean_confidence":0.9192623562282987,"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}}