{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002474},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002597","488:4880002677","488:4880001593","488:4880002960","481:4810000884","481:4810000907","488:4880002024","488:4880001773","488:4880002311","488:4880001510","481:4810001375","481:4810001904","488:4880002682","488:4880003058","481:4810001981","481:4810000935","481:4810000551","488:4880002784","488:4880002310","488:4880004057","488:4880001411","481:4810001282","481:4810001370","488:4880003290","488:4880002103"],"twin_admin_codes":[488,488,488,488,481,481,488,488,488,488,481,481,488,488,481,481,481,488,488,488,488,481,481,488,488],"twin_sims":[0.7977767114235367,0.7041583258778179,0.6162752459051335,0.615919423377653,0.608394480717836,0.6060809321742556,0.604612756024415,0.5987023710060241,0.5922773606898716,0.5913322684936942,0.5853778893241544,0.5846201226299241,0.5801293430614749,0.5739117624277151,0.5722597671010341,0.553228831244416,0.5522366344180897,0.5489693337905864,0.5466558839512328,0.5452366100874353,0.5437897040557521,0.5391867624504166,0.5381210074426969,0.5376155164793078,0.5319007742621553],"twin_dists":[0.08730165179733164,0.10877747037343691,0.12778772966343166,0.12786393987671132,0.12947539196153948,0.12997078605143028,0.13028516330592593,0.13155082673502097,0.1329270598056281,0.13312954786305045,0.13440568512605178,0.1345681457455825,0.13553125472857094,0.13686572757649776,0.13722052456901318,0.14131675886437114,0.1415308545596241,0.14223630638659304,0.1427362296991892,0.14304310605653436,0.1433561015469967,0.14435282209692968,0.14458382784262344,0.1446934254094167,0.14593389072692792],"n_dims_used":45,"mean_confidence":0.9242621527777778},"coverage":{"mean_confidence":0.9242621527777778,"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}}