{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002180},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002229","480:4800002273","480:4800002226","480:4800002227","480:4800002272","480:4800002324","475:4750004144","489:4890000077","475:4750004143","488:4880005338","487:4870001320","488:4880003994","475:4750000180","488:4880005337","497:4970003531","484:4840008605","475:4750000585","475:4750000153","475:4750000130","475:4750000290","475:4750000086","475:4750000507","475:4750008768","475:4750000214","475:4750007458"],"twin_admin_codes":[480,480,480,480,480,480,475,489,475,488,487,488,475,488,497,484,475,475,475,475,475,475,475,475,475],"twin_sims":[0.04851177753856038,0.0014479511719617485,0.001393417292435378,0.0007626372603313521,0.0004303003170617464,0.00015670739719207598,0.0001223207861611588,0.00009926810511673767,0.00003188403532692927,0.00003083163419452923,0.000029117647063912677,0.000012925879147033341,0.000008641873868399494,0.000004809788924565848,0.00000334760527553571,6.313286348029672e-7,5.537620959620615e-7,5.230005459431273e-7,4.896699504710678e-7,4.205510939364879e-7,4.174399684123119e-7,3.525167271889874e-7,2.935919397802083e-7,1.8884624742497516e-7,1.7442473579670317e-7],"twin_dists":[0.3194990878718972,0.4696217536976526,0.4709986000698286,0.492110458278357,0.5113502515139288,0.5436493977843238,0.5512820462883408,0.5576347174619748,0.5909904298120444,0.5919476055901407,0.5935751757987944,0.6162206827351311,0.6271442823055571,0.642710964768359,0.6521526902052419,0.6939586360048542,0.6971376659616847,0.6985191169517517,0.7001074359395377,0.7037639469844843,0.7039418879388046,0.7079807881426511,0.7123251566601326,0.7226983135456547,0.7245500236943476],"n_dims_used":42,"mean_confidence":0.8879737854003906},"coverage":{"mean_confidence":0.8879737854003906,"n_dims_used":42,"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}}