{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001723},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001718","473:4730001808","473:4730001634","473:4730001442","473:4730001351","473:4730001356","473:4730001968","473:4730001722","473:4730002335","473:4730001724","473:4730001546","473:4730002052","473:4730001806","473:4730001538","473:4730001719","473:4730001887","473:4730001444","473:4730002400","473:4730001803","473:4730001537","473:4730000642","473:4730001352","473:4730002054","473:4730000823","473:4730002276"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9906937543571016,0.9807920300714543,0.967184185728778,0.9663187750172268,0.9662753485845974,0.9500603213721697,0.9459023071502473,0.9302459562561352,0.9299992219572729,0.9250615600341071,0.9175715859711788,0.9134290170250191,0.9058886646599013,0.9000204909417439,0.8961210126836039,0.8935393911689717,0.8917971418070928,0.8900263219079814,0.8853488610867831,0.8825319742129774,0.8814200091549488,0.8813172667581786,0.8813064396602637,0.881239071336451,0.8763398699936813],"twin_dists":[0.01775989740488104,0.02557890459582751,0.033550041896318494,0.033997114509507986,0.03401940434088684,0.04157192882896958,0.04331503396514095,0.04938860838884449,0.04947912170173877,0.05126177184106458,0.05387042166245224,0.05526906752750745,0.057743449391653934,0.059611611043105514,0.06082781286977747,0.061622634269936485,0.062154567818967686,0.06269165173951417,0.06409368933331182,0.0649269202575235,0.06525363295223,0.06528375849348496,0.06528693254841564,0.06530667954957198,0.06673104433113924],"n_dims_used":44,"mean_confidence":0.9123307141390714},"coverage":{"mean_confidence":0.9123307141390714,"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}}