{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003533},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003811","484:4840007659","484:4840002306","484:4840007588","498:4980003467","484:4840008206","498:4980003589","498:4980003633","498:4980003867","484:4840007320","484:4840003251","498:4980000128","484:4840007521","467:4670003608","484:4840003665","484:4840001357","498:4980002503","467:4670004391","484:4840000935","498:4980000154","489:4890005340","472:4720004042","484:4840005205","472:4720004891","489:4890005459"],"twin_admin_codes":[498,484,484,484,498,484,498,498,498,484,484,498,484,467,484,484,498,467,484,498,489,472,484,472,489],"twin_sims":[0.6376787379860565,0.46671772830175506,0.40893489907536146,0.3959951747638589,0.3903356331781202,0.3718446056164848,0.36453050088348427,0.3580630766684202,0.33783211255000234,0.3248400177023463,0.3173026601895539,0.2933419467891257,0.29178963030393495,0.2849953884255402,0.2810841997990823,0.27979488601541685,0.27774981914445734,0.2754846853876961,0.2737848897323502,0.27025101574996807,0.2698666364784116,0.26639492759861205,0.2646534406572875,0.26356185100501606,0.2588150162118965],"twin_dists":[0.12319889592911251,0.16033379088040428,0.1736824786337861,0.17677756984158022,0.17814579181457268,0.18268306584283672,0.18450818706648392,0.1861374741377802,0.19133524648201966,0.19476172035119504,0.19678442400365156,0.20340320901711778,0.2038427290504172,0.20578302310246332,0.20691260050868718,0.20728704556788743,0.20788313482668783,0.2085465006231536,0.20904649720292182,0.21009213096940127,0.21020637183948762,0.21124279040951002,0.2117658439566984,0.21209479680554064,0.21353527772851663],"n_dims_used":45,"mean_confidence":0.9385513305664063},"coverage":{"mean_confidence":0.9385513305664063,"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}}