{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000095","500:5000000373","500:5000000094","500:5000000533","500:5000000089","500:5000000188","500:5000000146","500:5000000116","500:5000000113","500:5000000649","500:5000000120","500:5000000092","500:5000000428","500:5000000114","500:5000000073","500:5000000429","500:5000000054","500:5000000148","500:5000000326","500:5000000142","500:5000000119","500:5000000093","500:5000000118","500:5000000372","500:5000000588"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9769014174327524,0.9007479958569312,0.8979973795100107,0.8892561780917217,0.8885917385061041,0.8770839722755436,0.8710596392334861,0.8639450202504454,0.8630011635345808,0.8559614030622,0.8542533219504572,0.8503005185862954,0.8493395028429765,0.8474900505463421,0.845581278780676,0.8448026786672994,0.8389250992090116,0.8301869242027423,0.8099271346610054,0.8090228830571409,0.8051532494962641,0.8000738851767154,0.797775026559839,0.7865598198312485,0.7862344920753648],"twin_dists":[0.028077852157401245,0.05938254531174915,0.06024500172074318,0.06292413431904129,0.06312418109178497,0.06651616466658146,0.0682415559976375,0.07023944304451436,0.0705014511260881,0.07243457582000658,0.0728982383425642,0.07396359251468428,0.07422103376388435,0.0747147911379927,0.0752221065938352,0.07542839092639694,0.07697380497251195,0.07923501730823851,0.08433065441169783,0.0845537926086297,0.08550489791444235,0.08674433562724701,0.08730205984236282,0.08999589808043866,0.09007340084667236],"n_dims_used":44,"mean_confidence":0.9160919189453125},"coverage":{"mean_confidence":0.9160919189453125,"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}}