{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011078},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000011329","500:5000011153","468:4680000080","475:4750010374","485:4850000424","468:4680000951","468:4680001233","484:4840001379","475:4750008410","500:5000010918","475:4750007897","473:4730003217","485:4850000804","484:4840006257","468:4680004374","500:5000010911","498:4980000916","473:4730008476","484:4840001901","499:4990004135","473:4730003150","485:4850000264","485:4850000582","475:4750010310","478:4780005357"],"twin_admin_codes":[500,500,468,475,485,468,468,484,475,500,475,473,485,484,468,500,498,473,484,499,473,485,485,475,478],"twin_sims":[0.5690028898811911,0.4185879580171649,0.31557489527480614,0.2985634329456747,0.29592254706250204,0.2870208322705621,0.27785467440906964,0.24882966041720003,0.24784102149409437,0.2390737884882721,0.23471974992674197,0.22939240526617005,0.22749083974187181,0.22697437524489314,0.22694640497243768,0.22682060644198335,0.22654762750232207,0.22458875311962104,0.22189945997461025,0.22152713889749256,0.21679489955002765,0.21617028617376968,0.21532177486220558,0.21411244810059604,0.21370516292242966],"twin_dists":[0.1379203175462961,0.17140167801391978,0.19725187650302864,0.20193481214712694,0.2026755789757328,0.20520172935516062,0.20785250708887473,0.21662088932257806,0.21693065742641005,0.21971316826579793,0.22111969852831165,0.2228641041762932,0.22349322431116278,0.22366469376708223,0.22367398745025258,0.2237157959208163,0.22380657192135592,0.22446011269165486,0.22536355158480997,0.22548920344993909,0.22709871832033654,0.22731291702773465,0.22760456599470386,0.22802157670433285,0.2281623783581685],"n_dims_used":45,"mean_confidence":0.9240429348415798},"coverage":{"mean_confidence":0.9240429348415798,"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}}