{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003074},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004339","487:4870003069","487:4870003205","487:4870003335","487:4870004484","487:4870000553","487:4870004490","487:4870002577","487:4870002947","487:4870003066","487:4870002227","487:4870003483","487:4870003625","497:4970003559","487:4870003067","487:4870003474","487:4870001886","487:4870003913","487:4870004340","487:4870003341","497:4970003491","487:4870003206","487:4870002685","487:4870001428","487:4870002820"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,497,487,487,487,487,487,487,497,487,487,487,487],"twin_sims":[0.363514924142596,0.32416436044772384,0.30904298568263805,0.304705223173893,0.2703969301594296,0.2647159026369963,0.2636591955098909,0.2472132115896882,0.24057494907429197,0.2328744739297249,0.22774611727604852,0.22319397455308185,0.21908283053008154,0.2126753049958647,0.18520848240249235,0.18148687146169412,0.16967229328973288,0.1696681899995925,0.16907850038153735,0.1660299495959697,0.16387586333264917,0.1577253503159959,0.14663635638566533,0.14543085638774478,0.14411716330142013],"twin_dists":[0.18476305590853645,0.19494196075430914,0.1990323784404335,0.20022673941709399,0.21004879022809242,0.21174704654687612,0.21206542731248182,0.21712777942729838,0.2192321045818954,0.22172094792949404,0.22340856578190674,0.22492776777545237,0.22631764334654883,0.22851921959030547,0.23850792124877357,0.23993916710385957,0.24462551030830407,0.2446271778281668,0.24486712128152985,0.2461172652741368,0.24701062714151598,0.2496091723254699,0.25448769238264835,0.2550342446127905,0.2556336841647084],"n_dims_used":43,"mean_confidence":0.8974586309388627},"coverage":{"mean_confidence":0.8974586309388627,"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}}