{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000878","489:4890001000","489:4890001524","489:4890000541","489:4890000818","489:4890000937","489:4890000881","489:4890000822","489:4890000939","489:4890000879","489:4890000600","489:4890001182","489:4890000765","489:4890000943","489:4890000459","489:4890000418","489:4890000547","489:4890000499","489:4890000597","489:4890000415","489:4890001520","489:4890000439","489:4890000704","489:4890001121","489:4890000936"],"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":[0.8579427877161347,0.7956808756801007,0.7825371969426231,0.7707236991726586,0.7439096904546851,0.7295254300993042,0.7187407082350179,0.7100575817199362,0.6898585469825408,0.6898539380918641,0.6893220466912036,0.6856121836796288,0.675591969425133,0.6719883908549328,0.6534698096372337,0.6519587932969698,0.6453340398184797,0.645153429998908,0.6436776009866221,0.6377415188221741,0.6159165327360795,0.6143188631727728,0.6128832149512466,0.6107641383919817,0.6055221670815852],"twin_dists":[0.0718941484216738,0.08780842486951224,0.09095180385870633,0.09373039795669581,0.09989967771461221,0.10314373926206467,0.10555122823935738,0.1074760170523652,0.11191363875490291,0.11191464568780068,0.11203083566964119,0.11284039891432228,0.11502011633717858,0.11580176405956885,0.11980299446892294,0.12012848374508264,0.12155408423155341,0.12159291950173583,0.12191020001810927,0.12318541659567993,0.12786455898970964,0.12820673202331423,0.12851418491472671,0.12896797118611536,0.13009043283056818],"n_dims_used":44,"mean_confidence":0.9159703688188032},"coverage":{"mean_confidence":0.9159703688188032,"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}}