{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001104},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001286","489:4890001047","498:4980002743","498:4980003305","489:4890000535","498:4980002607","478:4780001899","489:4890001363","478:4780001680","478:4780001893","476:4760000033","489:4890000816","489:4890001288","476:4760000014","478:4780003778","478:4780003890","498:4980003250","489:4890000205","498:4980003251","475:4750011831","500:5000011573","478:4780003026","498:4980002753","489:4890001362","489:4890001360"],"twin_admin_codes":[489,489,498,498,489,498,478,489,478,478,476,489,489,476,478,478,498,489,498,475,500,478,498,489,489],"twin_sims":[0.1831260389070465,0.1303829716138202,0.12246720227709312,0.07684732063237697,0.07100197053018999,0.06940004492483073,0.06747958597377138,0.06635520947651581,0.06532438871466573,0.06476905744759626,0.06063575575580584,0.05925119271059332,0.056517830135662445,0.053699563541235715,0.04878023323717729,0.04867369223139266,0.047798124103229526,0.04485342418905958,0.04205431790285879,0.041891971024825767,0.04089682807555394,0.04087649222026453,0.03900990056742311,0.03891221838764048,0.03776361558902824],"twin_dists":[0.2393062542513515,0.26215860782790285,0.2661579199632526,0.2942128532252282,0.29871401135097864,0.2999998196958954,0.30157349027856456,0.3025118348273493,0.30338356797906174,0.30385785980168534,0.30749663155346757,0.30876109257744805,0.3113305262876254,0.3140895945690006,0.31920761189796043,0.31932312825961806,0.3202805386856492,0.32361195554040983,0.32695335151181415,0.32715283291269515,0.3283900371269819,0.3284155830525781,0.33080741627468185,0.33093522878845477,0.3324588602651272],"n_dims_used":45,"mean_confidence":0.9146740383572048},"coverage":{"mean_confidence":0.9146740383572048,"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}}