{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000589},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000429","500:5000000074","500:5000000427","500:5000000326","500:5000000266","500:5000000587","500:5000000089","500:5000000322","500:5000000120","500:5000000371","500:5000000641","500:5000000121","500:5000000375","500:5000000095","500:5000000055","500:5000000228","500:5000000265","500:5000000648","500:5000000428","500:5000000321","500:5000000647","500:5000000324","500:5000000277","500:5000000533","500:5000000649"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.8930069527071511,0.8660043066221705,0.8503982130004262,0.8441378020460899,0.8284921015347049,0.8172546172831566,0.8170667866944726,0.8144362567420846,0.808017557247292,0.8055151809346767,0.8005018514020404,0.7983609348500741,0.7945497124994645,0.7944087578182554,0.7905094260274909,0.7872618005853828,0.7842426095788229,0.780312336571485,0.7802724413578332,0.7784196722562806,0.776454619073957,0.7730011356752075,0.7719096412682108,0.7712270982961974,0.7702987552016093],"twin_dists":[0.06178557092407244,0.06966538135973813,0.07393738782770189,0.07560424952508173,0.0796688629543494,0.08250957632116471,0.08255655259550482,0.08321278733129664,0.08480147491407539,0.08541619616423482,0.08664028843142714,0.08716009976756996,0.08808128023205937,0.08811524880430367,0.0890521806878958,0.08982854693777002,0.09054717656300104,0.09147830226298383,0.09148772920083884,0.09192498885065954,0.09238761683708145,0.09319791058984847,0.09345329540283709,0.09361282385927869,0.09382959305141242],"n_dims_used":44,"mean_confidence":0.9163333719426935},"coverage":{"mean_confidence":0.9163333719426935,"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}}