{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001438},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001020","477:4770001026","477:4770001083","477:4770000963","477:4770000784","477:4770001557","477:4770001667","477:4770001209","477:4770001021","477:4770001429","477:4770001599","477:4770001491","477:4770001372","477:4770001773","477:4770000903","485:4850007039","477:4770001370","477:4770001314","477:4770001725","477:4770001487","485:4850007711","477:4770001556","477:4770001490","485:4850007041","485:4850007625"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,485,477,477,477,477,485,477,477,485,485],"twin_sims":[0.9206290615531836,0.9035157302793214,0.8959679260052329,0.871372601800166,0.869710272818815,0.8548379575785775,0.8436815342735747,0.8413448580794007,0.834106036594244,0.7935832722037633,0.792078253729946,0.7911935911344605,0.7910000234650565,0.7878871649613807,0.787317441842492,0.7854956072048106,0.7833759114901844,0.7830664712085003,0.7824169169811422,0.7795028115353234,0.7787165486172759,0.775268585926548,0.7723756029940495,0.7656232775702869,0.7654030857657838],"twin_dists":[0.05281856007272136,0.058504603042446826,0.060875169882914276,0.06815270791126203,0.06862367897073722,0.07273976617412557,0.07572477512381327,0.07634005259614263,0.0782260122543667,0.08831404049573195,0.08867585891646966,0.08888817109757345,0.08893458985709839,0.08967932395519082,0.08981527519949008,0.09024929691143857,0.09075292527854052,0.09082632660180462,0.09098030682102609,0.09166949138660159,0.09185499522504638,0.09266628803635649,0.09334431231463122,0.09491773368686716,0.09496883498367217],"n_dims_used":45,"mean_confidence":0.9217288547092014},"coverage":{"mean_confidence":0.9217288547092014,"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}}