{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007312},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006450","490:4900005041","490:4900006216","490:4900005323","490:4900005306","490:4900005325","490:4900004765","490:4900005193","490:4900006089","490:4900005161","490:4900006223","490:4900005445","490:4900004783","490:4900006824","490:4900005324","490:4900006093","490:4900007527","490:4900006459","490:4900005446","490:4900006577","490:4900006687","490:4900004909","490:4900005180","490:4900005448","490:4900005441"],"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":[0.01863959053401075,0.011583894145569927,0.005167289791370904,0.004024917651921829,0.0024633484231989552,0.002272259460182415,0.0014434893002079764,0.001164412851629455,0.001076224556037152,0.0009758092652491623,0.0009208830909507809,0.0008561890025192859,0.0007434012226195137,0.0006740796387215763,0.0006386533510141009,0.0005979385186613774,0.0005886697621615843,0.0005799323865371373,0.0005528613944320912,0.0005217118433244222,0.0003873907078986908,0.000353292205017452,0.0003509281208115095,0.0003474463059121204,0.0003193894658166686],"twin_dists":[0.3665345859875013,0.38780702763830066,0.42145849790144063,0.43134173233078793,0.4501320717967683,0.4531477231872294,0.46973258984162475,0.4773850611964694,0.48015973768572046,0.4835882565582287,0.48560477085766846,0.4881283635159122,0.4929853058708552,0.4963232095463871,0.4981545425423108,0.5003800437934149,0.5009063909512473,0.5014096891832669,0.5030152479556691,0.5049561201992914,0.5148037525900538,0.5178138340142608,0.5180324935240018,0.5183570614542498,0.521089697368825],"n_dims_used":45,"mean_confidence":0.9086056179470486},"coverage":{"mean_confidence":0.9086056179470486,"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}}