{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001681","487:4870000612","487:4870001582","487:4870001300","487:4870001107","487:4870001487","487:4870001497","487:4870001488","487:4870001591","487:4870000615","487:4870001394","487:4870003282","487:4870001598","487:4870000689","466:4660013474","487:4870002220","487:4870001583","487:4870001580","466:4660014159","487:4870006153","487:4870002760","487:4870001775","487:4870003418","487:4870001121","487:4870002645"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,466,487,487,487,487,487,487],"twin_sims":[0.7310154887076974,0.7219175951196097,0.6325711741821545,0.6011935248681449,0.5916777417328831,0.56338629318501,0.5190104877832741,0.5087592704311603,0.5044291436966444,0.4981435278356626,0.4970170556726799,0.4969890925481547,0.4702047598223329,0.467440246532843,0.4513766528919794,0.4444147936991848,0.44129488210852724,0.42895553489403404,0.4216605377714623,0.4065015925955745,0.3924267732958571,0.3900992345825546,0.3819571258287466,0.37115060209615547,0.36964073458886665],"twin_dists":[0.1028095220725859,0.10484407569135401,0.12429504615569956,0.13101734049930144,0.13305552770866633,0.13912822290073798,0.14874243159033415,0.1509877155127457,0.15193959570623725,0.1533252933932299,0.15357414421226248,0.15358032362882904,0.15954878789128402,0.16017097312428477,0.1638121625066466,0.16540492997362577,0.16612180231610485,0.1689768414486916,0.17068044655863704,0.17426111642749206,0.17763918119446592,0.17820314274394386,0.18018856881929843,0.1828554710193745,0.18323110720561267],"n_dims_used":43,"mean_confidence":0.9110943106717841},"coverage":{"mean_confidence":0.9110943106717841,"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}}