{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002827","488:4880002828","488:4880002895","488:4880002929","488:4880002830","488:4880002886","488:4880003012","488:4880002932","481:4810000990","481:4810001055","481:4810000991","488:4880002899","481:4810000986","488:4880002958","481:4810001119","488:4880002889","488:4880003152","488:4880002966","488:4880002972","481:4810001272","488:4880002860","481:4810001192","488:4880002971","488:4880003338","488:4880003011"],"twin_admin_codes":[488,488,488,488,488,488,488,488,481,481,481,488,481,488,481,488,488,488,488,481,488,481,488,488,488],"twin_sims":[0.9822934802012331,0.9468387317543089,0.9238509533337208,0.8983568618349704,0.888809004065959,0.8705430593166325,0.8543690896330437,0.8308635206869339,0.8221949347929962,0.8207598386952425,0.8200914699350306,0.8116053658996313,0.8040281532087146,0.80170859260988,0.7948030946041943,0.7908051714042337,0.7874637579898465,0.7856771778396924,0.7854572034094184,0.7840524308329022,0.7798928495635565,0.7730281317537572,0.7706537418381784,0.7654004444403419,0.7480352985709695],"twin_dists":[0.024549477065731937,0.04292798547000068,0.0516908703056058,0.060132839474839876,0.06305882104391863,0.06838802690867775,0.0728668769509974,0.07906140379466157,0.08126817875850362,0.08162996083292261,0.08179812286011706,0.08391561576670752,0.08578030340787648,0.08634653067831304,0.08802020005227806,0.08898130363006701,0.0897803704988479,0.09020608937546463,0.09025843431662572,0.090592344336314,0.09157739942816782,0.09319158983114571,0.09374673162167256,0.09496944789498243,0.0989614808268007],"n_dims_used":45,"mean_confidence":0.9225079006618924},"coverage":{"mean_confidence":0.9225079006618924,"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}}