{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003456},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001927","489:4890003315","489:4890002346","489:4890001848","489:4890002173","489:4890002172","489:4890002997","489:4890001852","489:4890003184","489:4890002666","489:4890002834","489:4890003582","489:4890003521","489:4890001920","489:4890003240","489:4890002507","489:4890003524","489:4890003258","489:4890002508","489:4890003320","489:4890003182","489:4890003314","489:4890003181","489:4890001839","489:4890002018"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8470845284257991,0.8462610880238056,0.7884633951587837,0.7693911557670485,0.763855058967574,0.7579980058831535,0.7399176037725873,0.7031934494064954,0.6971089591661846,0.6945835282789389,0.6903231554000746,0.6836212218191742,0.6625823327067148,0.6596960248648724,0.6435743647553992,0.6434137507362098,0.63707608547066,0.6228858801888603,0.6154527435543597,0.6107807640482427,0.6089217697989568,0.6087667955311947,0.605494050119396,0.6012766497573011,0.599340545672032],"twin_dists":[0.0748227631714353,0.07504168832008336,0.08954171017262902,0.09404128737644993,0.09532773587913859,0.09668011135432263,0.1008040969664001,0.10898988480808641,0.11032660801369588,0.11088008822196979,0.11181212088023265,0.1132742739864325,0.1178370988522151,0.11846035860676572,0.12193239049823441,0.12196691330033332,0.12332828071861822,0.1263715407198033,0.12796389144365644,0.12896441101251194,0.12936248382434085,0.1293956684566404,0.13009645344364723,0.13099953987726912,0.13141415554084385],"n_dims_used":45,"mean_confidence":0.917848629421658},"coverage":{"mean_confidence":0.917848629421658,"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}}