{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760004351},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760004232","476:4760004376","476:4760004135","476:4760003792","476:4760003939","498:4980003168","476:4760003038","476:4760004277","476:4760003953","476:4760004126","476:4760004177","476:4760003403","476:4760001976","476:4760004138","471:4710002701","471:4710001689","476:4760003845","476:4760003888","476:4760004173","476:4760004050","484:4840004206","476:4760004087","476:4760003904","476:4760004352","476:4760003256"],"twin_admin_codes":[476,476,476,476,476,498,476,476,476,476,476,476,476,476,471,471,476,476,476,476,484,476,476,476,476],"twin_sims":[0.6185678338481478,0.599976982284133,0.4169131718794906,0.3400990347516804,0.3040194374104518,0.28070015867082115,0.2494834492420453,0.24606942480708652,0.24353570122610815,0.23943109743920743,0.23055697953859156,0.2299061712666756,0.20890999985570566,0.19443619103433993,0.19215743173124816,0.19053077701708537,0.18358896760637672,0.18049754947373253,0.17983598161236766,0.1763457658448197,0.17291492366912217,0.16705427261712988,0.16698048004730717,0.16697430294331575,0.16159779157857684],"twin_dists":[0.12729666518117633,0.1312778599439166,0.17179575090096944,0.19074476536796434,0.20041646140187855,0.20702402534114933,0.2164164719766787,0.21748773796495618,0.21828897463893449,0.2195984869788461,0.22248051216474016,0.22269471990629935,0.22983394093591084,0.23504420744768015,0.23588870314430277,0.23649580972913198,0.23912823340567452,0.24032312010078727,0.24058070456290104,0.24195088087106026,0.2433166944081989,0.2456953820735473,0.2457257122458912,0.24572825159309727,0.24796470272220228],"n_dims_used":45,"mean_confidence":0.9172939724392362},"coverage":{"mean_confidence":0.9172939724392362,"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}}