{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007216","490:4900005996","490:4900007583","490:4900006251","490:4900006121","490:4900005998","490:4900009359","490:4900006970","490:4900007339","490:4900006254","490:4900007708","490:4900007338","490:4900006250","490:4900008484","490:4900007225","490:4900007226","490:4900006006","490:4900008382","490:4900007472","490:4900009291","490:4900008149","490:4900004928","490:4900007096","490:4900010167","490:4900007937"],"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":[0.2623863750349146,0.2031450408433209,0.1635291736269234,0.15349489734372834,0.12152334613735766,0.09496173332094342,0.07613934309429303,0.06808431662128718,0.04628782620604483,0.04394425029692792,0.04304879871086128,0.040467503374573,0.038309955075809095,0.03529869626556071,0.02605342155511689,0.02568872561821034,0.024859073574998773,0.020996990981492065,0.01630839509978193,0.016273552216523657,0.013839773218299089,0.012793809741262058,0.011706176342225616,0.011467416817220927,0.01026016127844323],"twin_dists":[0.21244998266106002,0.2318785270772259,0.24715520131728755,0.25143968771130454,0.2666477820047563,0.28181753911419827,0.2947429973451532,0.3010740712598847,0.3219670154932459,0.3246775678303254,0.3257453551060067,0.3289316457517023,0.33172931406356876,0.33586603335985526,0.3507864546018011,0.3514636430563507,0.3530356695056062,0.36101258392803226,0.37263230060897573,0.37272910119769115,0.3799892560795244,0.38346171311189153,0.38735002953477665,0.38824633205299924,0.39304949801075323],"n_dims_used":45,"mean_confidence":0.9142161899142796},"coverage":{"mean_confidence":0.9142161899142796,"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}}