{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005933},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960012139","496:4960012069","488:4880003600","496:4960008089","466:4660000074","470:4700001661","496:4960000671","493:4930004449","466:4660000728","496:4960012255","496:4960012203","496:4960012133","470:4700002620","487:4870005725","490:4900006059","487:4870005574","490:4900009091","496:4960007847","493:4930006167","496:4960000672","496:4960000143","490:4900006184","496:4960000704","496:4960001405","490:4900001346"],"twin_admin_codes":[496,496,488,496,466,470,496,493,466,496,496,496,470,487,490,487,490,496,493,496,496,490,496,496,490],"twin_sims":[0.521000499982047,0.4786372974882442,0.4627345902962145,0.45677302367098965,0.45627085804097145,0.4418561158857381,0.4405287063846505,0.4374380325531186,0.43443173957077985,0.4216598858833045,0.41947478241366265,0.40797206486497256,0.40295003247689715,0.40248363720010266,0.4002558245671562,0.3958854731981312,0.39125608843437526,0.38983904291909954,0.387253793694757,0.38032437272062586,0.38009743709057864,0.36479511033379647,0.36259558040988665,0.354296981670226,0.35354162691624647],"twin_dists":[0.14830782521536764,0.1576584458269106,0.16123295186543438,0.16258384027292877,0.16269791865465336,0.1659927015746803,0.16629814903626441,0.1670107357142094,0.1677057791499604,0.17068059934134264,0.17119328268777784,0.17391125694943294,0.1751084485533704,0.17521996957188837,0.17575347469023261,0.1768040043450759,0.1779226416858326,0.1782662847758985,0.17889474057152985,0.18058913455602826,0.18064487458480097,0.18444183964602345,0.18499408493380268,0.1870931841349674,0.1872854992661183],"n_dims_used":45,"mean_confidence":0.914707522922092},"coverage":{"mean_confidence":0.914707522922092,"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}}