{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003456","480:4800003773","480:4800003391","480:4800003774","480:4800003028","480:4800003702","480:4800003194","480:4800003511","480:4800003443","480:4800003073","480:4800003390","480:4800003338","480:4800003072","480:4800003346","480:4800003767","480:4800003512","480:4800003452","480:4800003700","480:4800003296","480:4800003768","480:4800004578","480:4800004075","480:4800003024","480:4800003115","480:4800003573"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6522833016827259,0.511287245315856,0.4345141423598883,0.4098019059648116,0.3655107699585183,0.3196159055700808,0.3033608213603749,0.27539425726499833,0.24322673131536787,0.23798899964189238,0.21690584382467568,0.1724914813439097,0.16966107037089606,0.1603782991534815,0.16007644438505725,0.14409497993332143,0.14117135350815388,0.13872766378907753,0.1367585365323343,0.13668002823919947,0.12305723367858495,0.1218051636090241,0.12050798446052184,0.11892037756192474,0.11793124424809959],"twin_dists":[0.12005859201858542,0.15043297703865122,0.1676867024370379,0.17347667290371166,0.184262518597224,0.19616081071382832,0.2005989007373225,0.20857305245457847,0.21838704720332777,0.22006202521052193,0.22706071565285527,0.2434866041453402,0.24463007121465455,0.24847945093048188,0.24860730276322437,0.25564384118202016,0.25699275635834495,0.258136285853799,0.25906873741509706,0.25910612153209445,0.2658531527445461,0.2665012156796953,0.267178006589115,0.2680139403427304,0.26853908146683436],"n_dims_used":43,"mean_confidence":0.913929074309593},"coverage":{"mean_confidence":0.913929074309593,"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}}