{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000651},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000717","477:4770000752","500:5000002015","500:5000001130","477:4770001441","485:4850007902","477:4770001551","485:4850008060","477:4770000966","477:4770001470","477:4770000931","477:4770000280","477:4770001606","500:5000001341","477:4770000506","485:4850008035","500:5000001559","485:4850008015","500:5000000949","500:5000001891","500:5000002363","485:4850007718","500:5000006007","485:4850008086","499:4990000836"],"twin_admin_codes":[477,477,500,500,477,485,477,485,477,477,477,477,477,500,477,485,500,485,500,500,500,485,500,485,499],"twin_sims":[0.5329193993134502,0.3747277916998746,0.3596682114555217,0.35667986134655105,0.3276134448276737,0.32428799136190045,0.32113687213415226,0.3186427240705608,0.3153498190095671,0.29071231638340694,0.2904989738386243,0.2858082952499832,0.2804552931828135,0.2796281205670559,0.2787704772538263,0.27047430748859064,0.2577005769196319,0.24743413560535113,0.2441392895339321,0.24198068384028298,0.24094966755405875,0.23828068537238448,0.23811015888468415,0.23362564008938666,0.23297679486290226],"twin_dists":[0.14571258677833202,0.18196851607105718,0.18573171543961978,0.18648788352961132,0.19402404178335586,0.19490896499477395,0.1957521639846804,0.1964228539439808,0.19731287815189466,0.20414857459840144,0.20420922173218148,0.205549425162224,0.20709511833377817,0.2073355543619686,0.20758530415907855,0.210025812816239,0.2138758705501575,0.21705837630878308,0.2180976165426552,0.21878338456852767,0.219112326074871,0.2199681204624112,0.220023010334762,0.22147581834091812,0.2216875268163415],"n_dims_used":45,"mean_confidence":0.9204227871365017},"coverage":{"mean_confidence":0.9204227871365017,"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}}