{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002083},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720000697","470:4700001436","488:4880001553","481:4810003600","488:4880004383","481:4810001978","488:4880000845","470:4700000910","489:4890005393","466:4660000908","470:4700000303","466:4660010768","479:4790000490","487:4870005340","470:4700008213","496:4960001321","488:4880001195","470:4700001603","469:4690008035","466:4660003926","488:4880005019","470:4700007498","470:4700001036","466:4660010109","466:4660001661"],"twin_admin_codes":[472,470,488,481,488,481,488,470,489,466,470,466,479,487,470,496,488,470,469,466,488,470,470,466,466],"twin_sims":[0.20224219289371848,0.17854540598109292,0.17165890767558326,0.14547036875889008,0.14384502476098032,0.1426531462562671,0.14007038163720145,0.12391274455262703,0.09866755230225976,0.09669637718474629,0.09426356180456567,0.09179890820171696,0.09134660743549163,0.0902508323573348,0.08849577591493858,0.08654798470606757,0.08589053749467648,0.08370714305810442,0.0831955406680284,0.08116134936579636,0.07967254813364393,0.07780497829880904,0.07542351089609681,0.07527508568856212,0.07433259166527238],"twin_dists":[0.23220231400436678,0.24108513551552252,0.2438215535851101,0.25501627734535387,0.2557583675041158,0.2563065123464448,0.25750611624351877,0.26541322793235084,0.27951688037611516,0.2807320089791999,0.2822588601820802,0.2838377058290083,0.2841310754471328,0.2848466080372065,0.28600712121420796,0.2873166691857447,0.2877639781794797,0.2892693475436245,0.28962660210091823,0.2910646998867249,0.2921356308128609,0.2935019663398809,0.2952830774293295,0.29539557807198025,0.29611415993996854],"n_dims_used":43,"mean_confidence":0.9122999324355014},"coverage":{"mean_confidence":0.9122999324355014,"n_dims_used":43,"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}}