{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002368},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001581","480:4800001292","480:4800001413","480:4800001586","480:4800002367","480:4800001366","480:4800002029","480:4800002079","480:4800001978","480:4800001355","480:4800002317","480:4800001585","480:4800002419","480:4800001429","480:4800002366","480:4800001980","480:4800001412","480:4800002083","480:4800002085","480:4800002141","480:4800002316","480:4800002466","480:4800002179","480:4800002088","480:4800002080"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9306017129147449,0.9284867126524821,0.9186407517257279,0.9165209081183887,0.9064740968760724,0.8908795088269498,0.8905677395729914,0.8845893949863545,0.8757582022885326,0.8599498879552537,0.8530510776910817,0.8422704008500295,0.8267919852457561,0.8265338700902517,0.8232634455846635,0.8092131426013801,0.7346908716880344,0.7317253671146831,0.7157838572633287,0.713363251030919,0.7052424837844675,0.6998135860084796,0.6984440073480326,0.698402455686629,0.6928534093991432],"twin_dists":[0.04925785034822588,0.05003091910399951,0.05350455166074499,0.05422797170675736,0.05755442498407293,0.06243332644423681,0.0625278180025091,0.06431913898870459,0.06689866255094537,0.071343818956092,0.07322338180711631,0.07609673608760414,0.08010258824312932,0.0801683098335447,0.0809981740855013,0.08450687134472484,0.10198339034981985,0.10265015533215327,0.10620795918841862,0.10674458613363882,0.1085386486359967,0.10973299566458766,0.11003370418238474,0.11004282373805595,0.1112588323813324],"n_dims_used":42,"mean_confidence":0.9115661439441499},"coverage":{"mean_confidence":0.9115661439441499,"n_dims_used":42,"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}}