{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001346},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000952","491:4910000662","491:4910001825","492:4920006913","492:4920005017","492:4920004028","491:4910001408","492:4920003981","492:4920004325","492:4920003983","492:4920004918","492:4920005439","492:4920005385","492:4920004839","492:4920005253","491:4910001213","491:4910001755","492:4920006176","492:4920005137","492:4920004030","492:4920005733","492:4920005070","491:4910002468","492:4920005128","492:4920006049"],"twin_admin_codes":[491,491,491,492,492,492,491,492,492,492,492,492,492,492,492,491,491,492,492,492,492,492,491,492,492],"twin_sims":[0.2316160766690228,0.22589601288630184,0.21337573613874652,0.1731062637879661,0.17054978380061173,0.16975344264883227,0.1643350919846379,0.1605604653044815,0.15313590448155773,0.15228624581575528,0.14885859430297219,0.14049487240988537,0.1370767446178342,0.13572842621018952,0.13223567753160406,0.13098631646892572,0.13052362987174276,0.12950160775623878,0.12540362407799235,0.1250129951236195,0.1215727405946736,0.12110628198345358,0.12081394026594583,0.11889766096184515,0.11745623853930391],"twin_dists":[0.22213277013945518,0.2240235525727912,0.2282763965098572,0.24324001520184493,0.24426957349038872,0.2445925382888976,0.24681946304817962,0.2484023783107673,0.2515967162183301,0.2519694478270027,0.2534888137252868,0.25730783023076104,0.25891737725813435,0.2595605399170059,0.2612492064413767,0.26186139219340077,0.2620892251195954,0.26259465043861097,0.26465206917948975,0.2648508346645288,0.2666220744420043,0.2668651633046692,0.2670178778454729,0.26802596323911043,0.26879246675619334],"n_dims_used":45,"mean_confidence":0.8978522406684027},"coverage":{"mean_confidence":0.8978522406684027,"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}}