{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000277","480:4800000294","480:4800000293","480:4800000281","480:4800000307","480:4800000275","480:4800000291","480:4800000408","480:4800000608","480:4800000430","487:4870002977","487:4870002848","480:4800000603","480:4800000406","480:4800000435","480:4800000463","480:4800000607","480:4800000432","490:4900000871","492:4920004535","480:4800000726","480:4800000433","480:4800000467","480:4800001195","480:4800001011"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,487,487,480,480,480,480,480,480,490,492,480,480,480,480,480],"twin_sims":[0.14164525384232604,0.08174162399417216,0.07076313878080945,0.06825667733297612,0.03871727082607452,0.03575717552882144,0.032681678803984496,0.03217772469391863,0.02548310378562271,0.025149037180082424,0.0236524129964753,0.02223137126537662,0.021621033865234802,0.020383440245740195,0.01999818664688028,0.0199871389852287,0.01981204423678816,0.01943805384998449,0.01908678990972325,0.018825366333978254,0.0185462361285768,0.01831430403827516,0.01793406188970707,0.017084149605341152,0.016157524924886042],"twin_dists":[0.2567727043723338,0.29065155451473895,0.29890420979802085,0.30093238798495675,0.33119112202264955,0.3352173138279474,0.33971256705812386,0.34048329389231663,0.35184912123977624,0.3524811609962841,0.355405047231598,0.358333612966798,0.35964159820938074,0.3623955502152148,0.3632825830906845,0.3633082390060726,0.36371652101695223,0.36459923664103083,0.36544192123935426,0.36607791773597154,0.36676557120907555,0.3673438692924277,0.36830597831302925,0.3705227926762106,0.3730527667633867],"n_dims_used":43,"mean_confidence":0.9115934150163517},"coverage":{"mean_confidence":0.9115934150163517,"n_dims_used":43,"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}}