{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002247","490:4900001780","490:4900004079","490:4900004489","490:4900002692","490:4900002397","490:4900001502","490:4900003941","490:4900002546","490:4900001242","490:4900001122","490:4900003797","490:4900003800","490:4900001369","490:4900004215","490:4900003796","490:4900003249","490:4900002681","490:4900002547","490:4900002398","490:4900002248","490:4900002693","490:4900001637","490:4900003805","490:4900001501"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7857130111166846,0.6981069028710399,0.6462302474765877,0.5259537972587863,0.5239960439012116,0.5215103520071674,0.4781141570344956,0.47402875867054395,0.4710274900906313,0.4616920135917929,0.45950321940816574,0.42626562615639846,0.41841231990093825,0.40741612093696533,0.40471417381811037,0.38591409716926217,0.3856563988307211,0.3822453597887512,0.3769484640817784,0.3762573164120113,0.3224649251420688,0.3155975476540297,0.31234690777587104,0.3099910244455339,0.3086431707502657],"twin_dists":[0.09019756102867221,0.11010768408226038,0.12136135603588251,0.14722771548748076,0.1476543433959421,0.1481965393026889,0.1577754007771255,0.15869017967336968,0.15936386242452516,0.16146875099188035,0.1619644033863354,0.16960360877006167,0.17144297358529087,0.1740434630802957,0.17468714358305354,0.1792211908907574,0.17928404710212423,0.1801179415691792,0.18141999740489773,0.1815905450673664,0.19539623372944293,0.19724573847176538,0.19812912371101493,0.19877263214700233,0.19914205795317275],"n_dims_used":44,"mean_confidence":0.9119514118541371},"coverage":{"mean_confidence":0.9119514118541371,"n_dims_used":44,"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}}