{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000983},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000804","477:4770000799","477:4770000798","477:4770000527","477:4770000472","477:4770001693","477:4770000532","477:4770000539","477:4770000431","477:4770000742","477:4770001042","477:4770000529","477:4770000579","477:4770001280","477:4770000591","489:4890004036","477:4770000741","477:4770001404","477:4770000476","477:4770000582","489:4890003913","477:4770001519","477:4770001281","477:4770000692","477:4770000475"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,489,477,477,477,477],"twin_sims":[0.8029983522141106,0.7643869122577925,0.6918034994637287,0.6620115376059021,0.6608002529672093,0.658287093280817,0.6545977524173406,0.6384203899762854,0.6284804087891049,0.610358248621197,0.6053075617332747,0.5963732873726693,0.5926738772739963,0.5759632702709477,0.5741925568560108,0.5633060427329488,0.5522336767582614,0.5521098351613751,0.5278339326090394,0.5267626080816266,0.5227776260871833,0.5182853458678583,0.512664086855231,0.5074109861570524,0.4989931566673518],"twin_dists":[0.08603194584740023,0.09520449948973841,0.11148850282968024,0.11796039968583127,0.11822198204933518,0.11876439662925946,0.11955993766227517,0.12303965032651339,0.12517238442699788,0.12905488692591002,0.1301363857493462,0.13204965575999175,0.13284210968934212,0.1364252687088248,0.13680543195234268,0.13914549231650464,0.1415314928521456,0.14155821959022064,0.14681833345874498,0.14705156508231895,0.14792003910379645,0.14890089608821722,0.15013113796302524,0.1512838749645018,0.1531377057234245],"n_dims_used":45,"mean_confidence":0.9206258138020833},"coverage":{"mean_confidence":0.9206258138020833,"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}}