{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980005259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980005364","484:4840004886","484:4840005906","498:4980005391","498:4980005219","498:4980005374","498:4980005267","498:4980005343","498:4980005183","498:4980005409","498:4980005188","484:4840005389","498:4980005269","484:4840005021","498:4980005388","498:4980005256","498:4980005323","498:4980005371","484:4840004547","498:4980005257","498:4980005195","498:4980004996","498:4980004995","498:4980005186","498:4980005324"],"twin_admin_codes":[498,484,484,498,498,498,498,498,498,498,498,484,498,484,498,498,498,498,484,498,498,498,498,498,498],"twin_sims":[0.7032888717867685,0.6806023781822375,0.6803851683105118,0.6560866828469823,0.61044631456526,0.597850437730793,0.5963251150700886,0.5931815805487821,0.5906356655896774,0.5740991336430656,0.5730901057628209,0.5652877085118916,0.5586224100574589,0.5561891053967828,0.5468220983674579,0.5466985345927806,0.5445108124495359,0.5445000192777315,0.5424757175251533,0.5420750415241602,0.5343402141377896,0.533726603475655,0.5313702605203102,0.5312746230243642,0.5299959691259698],"twin_dists":[0.10896888335679003,0.11393139339274562,0.11397863989371107,0.11923897701625923,0.12903602887443677,0.13173328217677632,0.1320599736338973,0.13273334247935192,0.13327880650300714,0.1368254926061728,0.13704218073781643,0.13871914098357538,0.14015395028642097,0.14067834266269347,0.1427002997353125,0.1427270098865097,0.1432000925437066,0.1432024273332499,0.14364047309380296,0.14372721185634452,0.1454040490194366,0.14553727741304706,0.14604918366249428,0.1460699704650736,0.1463479614865551],"n_dims_used":45,"mean_confidence":0.9274527655707465},"coverage":{"mean_confidence":0.9274527655707465,"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}}