{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003165},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000964","498:4980001033","500:5000010975","472:4720007329","498:4980000016","500:5000010041","498:4980001026","500:5000011321","484:4840005582","500:5000011260","496:4960001710","498:4980002023","498:4980001273","498:4980000236","500:5000009369","484:4840006093","468:4680003415","468:4680005415","500:5000011243","500:5000008036","484:4840006092","489:4890001489","498:4980000882","500:5000011521","496:4960001236"],"twin_admin_codes":[498,498,500,472,498,500,498,500,484,500,496,498,498,498,500,484,468,468,500,500,484,489,498,500,496],"twin_sims":[0.3772579969662233,0.3567978471269299,0.32835662217879186,0.2775897596078179,0.27517939290737653,0.2569935810656288,0.2393948243785789,0.23748116557960128,0.2234776696843292,0.20766535248071888,0.2075011767094499,0.20024621391607583,0.19929965767529584,0.19660551670683954,0.19299616257211677,0.19133986138218867,0.187344809130922,0.18319072153890817,0.1808159068540805,0.17435502077896842,0.1675565983107702,0.16695195664306142,0.16353334515522822,0.16159784511374625,0.16095293013958425],"twin_dists":[0.18134366648880967,0.18645796700304867,0.19382695776985015,0.2079299010742054,0.20863616312147293,0.21409242344285062,0.21961012404187547,0.22022569549280538,0.22483249031700162,0.23027207177608927,0.23032999711103633,0.23292167203252942,0.23326454152585066,0.23424663207239593,0.2355770676906597,0.23619338994733724,0.2376954664043345,0.2392813612579091,0.24019940439641926,0.2427410598242015,0.24548917258066905,0.24573743850468177,0.24715346041706554,0.2479646801869961,0.24823654612592233],"n_dims_used":45,"mean_confidence":0.9324700249565973},"coverage":{"mean_confidence":0.9324700249565973,"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}}