{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000010338},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000010782","500:5000002980","500:5000006656","498:4980001700","500:5000010432","500:5000003678","500:5000011354","498:4980001498","500:5000011542","500:5000010799","500:5000011408","498:4980000690","498:4980000003","498:4980000933","500:5000011051","498:4980000612","500:5000008924","498:4980003187","500:5000005429","500:5000010594","468:4680000392","498:4980000464","475:4750010979","498:4980002914","473:4730006809"],"twin_admin_codes":[500,500,500,498,500,500,500,498,500,500,500,498,498,498,500,498,500,498,500,500,468,498,475,498,473],"twin_sims":[0.25959191556323624,0.2348261489972958,0.23347203174302486,0.2240725920459558,0.2225296919545266,0.21419692178907482,0.20758001622216915,0.17251163533784042,0.16934262301892772,0.16380251606129143,0.15964098022714115,0.14453597685496072,0.1425698371230875,0.13976192247722166,0.1365598771291691,0.13448514794831923,0.12612217942552167,0.12232371658380888,0.11998936379414363,0.1155422711733662,0.1150726689018443,0.10452806940502074,0.10300360328271145,0.10258992426485117,0.10151491137824413],"twin_dists":[0.2132983895985009,0.22108512497648172,0.22152590353906018,0.22463295025042332,0.22515117977080182,0.2279923961578189,0.23030217665177047,0.2434785104297581,0.2447595761279519,0.24704119544666026,0.24879205463255447,0.2554421408091447,0.25634495325025836,0.25765048340404695,0.2591633662911127,0.26015785549000636,0.2642876675158018,0.26623220323802615,0.2674501488928916,0.26982148065879386,0.27007595252282485,0.2760130564540162,0.2769094209393676,0.27715444148350293,0.27779479355485287],"n_dims_used":44,"mean_confidence":0.9202527132901278},"coverage":{"mean_confidence":0.9202527132901278,"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}}