{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000242},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850002517","485:4850001831","485:4850001994","485:4850001830","489:4890000278","489:4890000202","485:4850002887","485:4850002881","485:4850002607","489:4890000282","485:4850002979","485:4850002978","485:4850002518","485:4850002695","481:4810005996","485:4850002513","481:4810006058","489:4890000121","489:4890000120","485:4850002886","489:4890000198","481:4810005931","485:4850001754","481:4810005997","489:4890000201"],"twin_admin_codes":[485,485,485,485,489,489,485,485,485,489,485,485,485,485,481,485,481,489,489,485,489,481,485,481,489],"twin_sims":[0.8259210383939497,0.7655792721862785,0.7507237369021439,0.7426493193163994,0.7366130437723349,0.7125234829684503,0.7115833878843761,0.6945010784801284,0.6859695018108797,0.6841917601924347,0.6796133590125372,0.678213658143549,0.6695645195048882,0.667701371235535,0.6675656417056228,0.6480644519142268,0.6407371601086567,0.6334870123983977,0.6318384104086092,0.6259248109280019,0.6131058548033348,0.6072853063098437,0.6067290488761077,0.6064110479691635,0.6054329060845175],"twin_dists":[0.08032421643053492,0.09492794731716991,0.09834810277205128,0.10018557432415816,0.10155031699689197,0.10693054978728195,0.10713860703451496,0.11089814539108692,0.11276248833806686,0.11314998206625419,0.11414648403271312,0.11445073200106734,0.11632691134222574,0.11673025492633983,0.11675962775980298,0.12096679092521773,0.12254206101357765,0.12409855977941388,0.12445223640344974,0.12572025129060468,0.12846650631392187,0.12971289713490797,0.12983200685760427,0.12990009938550837,0.13010954606251232],"n_dims_used":45,"mean_confidence":0.9188524881998698},"coverage":{"mean_confidence":0.9188524881998698,"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}}