{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000412},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000471","498:4980000823","498:4980001921","498:4980001549","498:4980000906","473:4730006838","498:4980001860","498:4980000605","498:4980002163","498:4980001357","498:4980002075","498:4980000531","498:4980001018","498:4980001734","484:4840000534","473:4730008142","498:4980000658","484:4840000837","498:4980001541","498:4980000569","498:4980000597","484:4840000179","484:4840000901","473:4730007745","473:4730007580"],"twin_admin_codes":[498,498,498,498,498,473,498,498,498,498,498,498,498,498,484,473,498,484,498,498,498,484,484,473,473],"twin_sims":[0.6476436969453646,0.617805648156018,0.5921107334917132,0.5484888720414124,0.5420598670472142,0.5209354912162887,0.5186391418432778,0.5164770060261321,0.514088517563621,0.5138441516131237,0.5130113829878054,0.5001325575686991,0.49302601162680254,0.47876926906553685,0.47568432472461214,0.47427796702052133,0.46687234540254546,0.46422789148815036,0.46395737258325104,0.46391331320715506,0.46292057777951073,0.4618997695633754,0.4603686330612736,0.459387008641945,0.45204706695510827],"twin_dists":[0.12105731646750298,0.1274599303013729,0.13296275895245824,0.14234010215423226,0.14373049707382635,0.14832201656581298,0.14882357482762842,0.14929630276437084,0.14981908070080316,0.1498725998287005,0.15005503404857035,0.15288628051074343,0.15445711772275014,0.15762894833540822,0.1583191657995434,0.1586343046304639,0.16029894101281822,0.16089553702588646,0.16095663322674475,0.16096658513289494,0.16119090680260278,0.16142174795919517,0.16176833046952077,0.1619907427655056,0.16365927008114348],"n_dims_used":45,"mean_confidence":0.9250223795572917},"coverage":{"mean_confidence":0.9250223795572917,"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}}