{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001418},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003573","490:4900001687","490:4900001422","490:4900003840","490:4900006508","490:4900006018","490:4900001820","490:4900005630","490:4900004682","494:4940008586","490:4900001413","494:4940007371","490:4900003188","490:4900003299","494:4940007375","490:4900004280","490:4900003989","494:4940008102","490:4900003705","490:4900004419","494:4940007680","494:4940007157","490:4900006993","494:4940007472","490:4900002729"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,490,494,490,490,494,490,490,494,490,490,494,494,490,494,490],"twin_sims":[0.5391089172215588,0.5197247925510101,0.45758844694286666,0.44385602011024433,0.4208015262471899,0.39159600758591345,0.3912490891333476,0.38591422501739897,0.37640430623419846,0.3725719144612399,0.37090501495847206,0.3660458892991263,0.363329151882677,0.35885797013284376,0.3549130248032646,0.35256227133301044,0.3512163234871398,0.3464523448737552,0.34382627309972796,0.3429427481539557,0.33674489190811585,0.32209223881255317,0.32018030845659556,0.31650067842515744,0.3129437767693688],"twin_dists":[0.14436969233330474,0.1485863867498737,0.16239869485817185,0.16553317822101532,0.1708818591114851,0.1778402956069239,0.1779243376311783,0.1792211597117662,0.18155426105183425,0.18250255760922074,0.18291651831304434,0.18412855051272822,0.18480971618790107,0.18593641849812365,0.1869364953206982,0.18753516344317017,0.18787887163735145,0.18910100008938627,0.1897784713473862,0.19000701947797835,0.19161919989955944,0.19549603421976772,0.1960090423853141,0.19700122336731507,0.19796652960491792],"n_dims_used":45,"mean_confidence":0.9192091200086806},"coverage":{"mean_confidence":0.9192091200086806,"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}}