{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000742},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000689","477:4770000741","477:4770000591","477:4770000590","477:4770001280","477:4770000804","477:4770000691","477:4770000799","477:4770000532","477:4770000915","477:4770000367","477:4770000539","477:4770001042","477:4770000472","477:4770000418","477:4770000474","477:4770001047","477:4770000579","477:4770000431","477:4770000738","477:4770000740","477:4770000529","477:4770000527","477:4770000681","477:4770001693"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.921270854770788,0.9065282530619042,0.8977107522468518,0.8962163324631063,0.8873684087330327,0.8476709156534316,0.8470671881539404,0.8352952898903452,0.8256806671181876,0.7792124116327591,0.7681883417603648,0.7622360031874205,0.7485636385848926,0.7459748012670533,0.7447654362394185,0.7386572667613358,0.7350655289426854,0.7133306188763043,0.6953378995106675,0.6872313626808814,0.6825049168736169,0.6752091872962808,0.6646329097230574,0.6538054847401223,0.6429935300483955],"twin_dists":[0.05259554301683081,0.057536913830999056,0.06033431511937394,0.06079831137022899,0.06349123638445643,0.07466660134861759,0.0748273777724288,0.07791819320369464,0.08038531672354643,0.09173802762141668,0.09432149089347903,0.09570243893591533,0.0988410649102257,0.09943051267670992,0.09970537402861543,0.10108895585987149,0.10189903421160725,0.10675181436560213,0.11071483772196254,0.11248724239253952,0.11351736717173672,0.11510319840626661,0.11739395155395604,0.11973066867426985,0.1220572312021672],"n_dims_used":45,"mean_confidence":0.9210194905598958},"coverage":{"mean_confidence":0.9210194905598958,"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}}