{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002540},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002495","480:4800002127","480:4800001947","480:4800002500","480:4800002063","480:4800001378","480:4800002264","480:4800002002","480:4800002109","470:4700006065","496:4960009972","480:4800002013","480:4800002493","480:4800002024","480:4800002066","496:4960010633","480:4800002064","480:4800001623","470:4700004889","477:4770003687","477:4770003690","480:4800001461","472:4720002932","466:4660004210","496:4960010381"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,470,496,480,480,480,480,496,480,480,470,477,477,480,472,466,496],"twin_sims":[0.5555728279464375,0.5373729035273449,0.5221969857764776,0.5177464281308967,0.47979718421448225,0.4444832111899376,0.42221004186734,0.3986555305816902,0.39029296225011373,0.38492616039915645,0.3815366211979401,0.3765958073919115,0.3739552656830767,0.35064142787755276,0.34889853113993113,0.3457446774804723,0.3454364336783326,0.34131172034364227,0.33636309322859465,0.33404448430424627,0.33262411004736936,0.33029297480297354,0.3284642595994344,0.32587822189432697,0.32273852149917664],"twin_dists":[0.14081120745975306,0.14474603442169115,0.14804670691166094,0.14901869955068012,0.1573992840765015,0.16538923122411564,0.17055169487964886,0.17613753662914383,0.17815614269128233,0.1794622709727847,0.1802916528957295,0.18150699991725625,0.18215970758156222,0.18802588941234147,0.18847237221600904,0.18928329485185,0.18936276001292615,0.19042975596891298,0.19171903316411604,0.1923266294902983,0.19269997454033364,0.19331460492258123,0.19379843367971125,0.19448517096604756,0.19532300920823154],"n_dims_used":43,"mean_confidence":0.9205912212992824},"coverage":{"mean_confidence":0.9205912212992824,"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}}