{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001645},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001991","470:4700003820","496:4960005244","493:4930004734","472:4720003181","472:4720006492","493:4930004962","500:5000009299","499:4990003165","470:4700001794","485:4850000679","496:4960002570","488:4880003309","485:4850000592","488:4880000536","488:4880000089","496:4960000054","475:4750010512","496:4960001669","488:4880001072","470:4700001628","468:4680004857","496:4960004628","488:4880000931","488:4880000764"],"twin_admin_codes":[496,470,496,493,472,472,493,500,499,470,485,496,488,485,488,488,496,475,496,488,470,468,496,488,488],"twin_sims":[0.16866687419447415,0.16488285451702975,0.15719695668733719,0.15323455896607038,0.14048627753838633,0.13659242396247165,0.13263578035371776,0.12635718829637058,0.12551947599237503,0.1177361388324929,0.11696896262213026,0.1151597979729616,0.11467614764285763,0.11352790546231648,0.11261699834152346,0.1014996218552554,0.09869401070930653,0.09680366580894446,0.09675570135873872,0.0966136575681655,0.09521010552384337,0.09468508343184552,0.09358928973597379,0.09079170280083312,0.0890772251551074],"twin_dists":[0.24503496774432296,0.24659194926342964,0.24983583215903155,0.2515535364864233,0.2573118405920868,0.25914785596426876,0.2610540774902085,0.26416882907923017,0.2645932101235965,0.2686430629623372,0.2690532149286739,0.27002867809069,0.2702914450278818,0.2709187165187361,0.27141981935373233,0.2778039391768058,0.27950070019653045,0.28066537282023307,0.28069515600234346,0.2807834251969134,0.28166115695221955,0.2819921054250775,0.28268752682601594,0.28449256950372676,0.2856206378561932],"n_dims_used":43,"mean_confidence":0.9108165474825127},"coverage":{"mean_confidence":0.9108165474825127,"n_dims_used":43,"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}}