{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005076},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009868","490:4900008043","490:4900011260","490:4900005872","490:4900010348","490:4900004798","490:4900011532","490:4900012199","490:4900008955","490:4900006365","490:4900012063","490:4900003672","490:4900002256","490:4900004937","490:4900001946","490:4900007946","490:4900009666","490:4900010169","490:4900008732","490:4900008835","490:4900010346","490:4900007710","490:4900003405","490:4900004929","490:4900008151"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.16625737957881107,0.13582639529866472,0.11956367356492635,0.10988485842156463,0.10841155710149442,0.10471379805788272,0.0858922637439397,0.0614879070121407,0.05661732740430006,0.04815780322164453,0.04423422061254656,0.04375981803178067,0.04353558415279135,0.03944304347974689,0.0381310675430231,0.037397094532058056,0.0340305610165399,0.03220554521654948,0.02965514786973314,0.02893540644111407,0.027537296052165993,0.027510555108327863,0.02442046408927138,0.024395947011728095,0.02416245512473118],"twin_dists":[0.24602343296417942,0.2595136467224748,0.26767419914103713,0.27294180762750736,0.27377471566215533,0.27590454792599894,0.28776280012337546,0.3067301479792783,0.3112352167969684,0.3198854809974777,0.32433570912346327,0.32489599021613486,0.32516259381083157,0.3302439098366936,0.33196721300920046,0.33295331716015014,0.33769845734914045,0.34044047834810404,0.34450389814039983,0.3457047737211579,0.3481127602738658,0.34815983250446314,0.35388516243262347,0.3539330352348013,0.35439105732514126],"n_dims_used":45,"mean_confidence":0.9170427958170573},"coverage":{"mean_confidence":0.9170427958170573,"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}}