{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001520},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001708","491:4910001017","491:4910001472","492:4920004331","492:4920004929","492:4920004491","492:4920004439","492:4920005686","492:4920004039","492:4920006650","492:4920004638","491:4910000542","492:4920006884","492:4920004178","492:4920006640","492:4920006116","491:4910000776","492:4920004456","492:4920004751","492:4920005458","491:4910000959","492:4920004129","491:4910001019","491:4910001933","491:4910001147"],"twin_admin_codes":[491,491,491,492,492,492,492,492,492,492,492,491,492,492,492,492,491,492,492,492,491,492,491,491,491],"twin_sims":[0.4641918798276939,0.35892165840134027,0.338575064544427,0.3379120696293926,0.3039003454841945,0.3028274718036306,0.28069950772643976,0.27150123768363144,0.2683236743591246,0.26243256527863323,0.2510559610686105,0.24608727821844517,0.24104267971949442,0.2400766814743985,0.23881390996891172,0.2361293124801337,0.23308209497943694,0.23298173456698007,0.23140485512014825,0.23112883477568244,0.22339464237799914,0.2226354085045648,0.2224765699753086,0.21944731149241983,0.2178902014599969],"twin_dists":[0.16090366947737106,0.18592031944464743,0.19114149038455236,0.19131438327848121,0.20044943335123105,0.20074680938417966,0.20702421428313428,0.20972124656779423,0.21066596957121067,0.21243600688195247,0.2159262004716898,0.21748211110201077,0.21908261352363742,0.21939156320323883,0.21979664850389413,0.22066250148713334,0.22165314267576902,0.22168591360347822,0.22220203851061746,0.2222926198860855,0.22486036623646896,0.22511559536960168,0.22516906499297187,0.22619371984003653,0.22672410660244965],"n_dims_used":44,"mean_confidence":0.8966329747980292},"coverage":{"mean_confidence":0.8966329747980292,"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}}