{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005510},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005642","490:4900004695","490:4900005639","490:4900004694","490:4900005246","490:4900004558","490:4900005379","490:4900005243","490:4900005360","490:4900004688","490:4900005245","490:4900005624","490:4900004410","490:4900007622","490:4900007732","490:4900002594","490:4900005109","490:4900004830","490:4900004822","490:4900002288","490:4900007615","490:4900012853","490:4900004810","490:4900001540","490:4900007620"],"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":[0.8067283326569439,0.7601723379640162,0.6810582520360194,0.6715527336503744,0.5881473736707944,0.5238791711214206,0.5110388497145092,0.4977944230311962,0.4645265498596966,0.45760486979712195,0.44653255405941983,0.44185704296605516,0.37431706474784127,0.3444538541592634,0.3441726046730193,0.3325273371832706,0.3140447574025452,0.29321593112458505,0.29206271044189835,0.28670949912947397,0.28146000129292614,0.2799235106303009,0.27851179378202245,0.27529957225005625,0.27380950110483127],"twin_dists":[0.0851184957043979,0.09617907062574695,0.11383221908883194,0.115896187417483,0.13381203920524684,0.14767982330057713,0.15048745369853841,0.15340239763308725,0.16082809998302586,0.1623949672012363,0.16491942612145863,0.16599248837084526,0.18207014225033336,0.18961631982232405,0.18968896835424987,0.19272544286570384,0.19766707221095997,0.20343883735170287,0.20376530924719136,0.2052909201192344,0.20680365558168087,0.20724964318917716,0.20766072574840994,0.20860085993161617,0.20903924417799702],"n_dims_used":45,"mean_confidence":0.9205737643771701},"coverage":{"mean_confidence":0.9205737643771701,"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}}