{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006371},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005866","490:4900006730","490:4900006727","490:4900007937","490:4900006849","490:4900007103","490:4900006250","490:4900005737","490:4900005873","490:4900007715","490:4900006484","490:4900006254","490:4900008155","490:4900009047","490:4900007338","490:4900009581","490:4900005872","490:4900006728","490:4900004931","490:4900004929","490:4900008950","490:4900011114","490:4900009986","490:4900004646","490:4900005606"],"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":[0.45538767595255747,0.38025978409446476,0.3782656413274658,0.32814156185282295,0.21869419963863104,0.18003519896399825,0.17947990391363777,0.1770197875643656,0.15146786061454795,0.1477245197525668,0.12303302034692994,0.11234899510450276,0.10823808157475076,0.0905322199069379,0.08905078804846304,0.08384215410228525,0.07861611245697833,0.07727449171684107,0.0754639503563883,0.057916060326663896,0.05753274131080791,0.05485965249593929,0.05454846217923067,0.04748898632862525,0.04541917019307683],"twin_dists":[0.16289866425323402,0.1806049972070937,0.18109539195806523,0.19388396453976295,0.2264499302436509,0.24050306785454836,0.24071962304361202,0.24168478412103508,0.2523299068752025,0.2539971849020828,0.2658656376659586,0.271567846405815,0.27387336324623157,0.2846622106581559,0.2856381668294714,0.28917535949955775,0.2929053301514427,0.2938948806640352,0.29525245681793516,0.31000365724252094,0.31036475977556816,0.3129396921610176,0.31324615805188644,0.32062207358216416,0.3229579770931057],"n_dims_used":45,"mean_confidence":0.9205327351888021},"coverage":{"mean_confidence":0.9205327351888021,"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}}