{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001789},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001957","489:4890001958","489:4890002779","489:4890002130","477:4770000149","489:4890001790","489:4890002121","489:4890002778","489:4890003108","489:4890002040","489:4890002777","489:4890002529","489:4890001691","489:4890002362","489:4890002285","489:4890002277","489:4890001793","489:4890002524","489:4890002692","489:4890002525","489:4890002200","489:4890002532","489:4890002201","489:4890003107","477:4770000242"],"twin_admin_codes":[489,489,489,489,477,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477],"twin_sims":[0.9605370099854504,0.9553996301052757,0.8927563303355599,0.8652228572115169,0.8136089960368569,0.8093711361336017,0.776121450529767,0.775889135861723,0.7375552353112895,0.7294517007061319,0.7294147884611263,0.7261792877425404,0.7056231426799139,0.7047197389590033,0.6987771269690403,0.6945799424678355,0.6823348885257103,0.6419404658512012,0.6294878791676046,0.6268223221408901,0.6249916250669403,0.6193014836022588,0.5981902067242015,0.5823591338926205,0.5775578049324118],"twin_dists":[0.036854510294849326,0.03923222801774766,0.06186215130320271,0.06988361806495828,0.08341853125294799,0.08446789601314504,0.09246594013787103,0.09252053473461705,0.10133777570244672,0.1031602661924951,0.10316853994889003,0.10389282670472791,0.10845475838654989,0.10865382018484185,0.10996058499566012,0.11088087356002052,0.11355438272404458,0.12228353189468878,0.1249563580562571,0.12552786176903158,0.12592026835182377,0.12713950487627684,0.13166051425723885,0.1350529758501358,0.13608302405887335],"n_dims_used":45,"mean_confidence":0.9196129692925348},"coverage":{"mean_confidence":0.9196129692925348,"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}}