{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011154","490:4900011222","490:4900011563","490:4900010994","490:4900009014","490:4900008106","490:4900011070","490:4900010749","490:4900010833","490:4900009013","490:4900011690","490:4900008009","490:4900009937","490:4900011075","490:4900011076","490:4900010665","490:4900011703","490:4900012168","490:4900011833","490:4900010664","490:4900010319","490:4900008666","490:4900010650","490:4900011167","490:4900011229"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3563139401662699,0.23606559260243717,0.1884298943616296,0.18157429297344374,0.14841958472601194,0.14755085536247886,0.14666210532513024,0.13982648130159542,0.13193645822607183,0.12363399647407596,0.11101334198391494,0.10899733193109203,0.10852654694169891,0.10205109245311599,0.09899686875352444,0.09604094646626966,0.09540696148025476,0.09467414712713705,0.09419750600016559,0.08716186287020732,0.0828129133833806,0.07538612327296193,0.07486835869336875,0.07092592548036131,0.06696144256218776],"twin_dists":[0.18658069910008937,0.2206831306920594,0.23728529140497764,0.2399053103195139,0.2536852681930423,0.2540752875240763,0.2544760545958517,0.25762024849438936,0.2613954254982893,0.26555631254371803,0.2723096612156762,0.273442513556158,0.2737093936075793,0.27747474854080956,0.2793157344399518,0.2811403590646136,0.28153743890630323,0.2819990144942358,0.28230074795172205,0.2869014376257601,0.28989494159564533,0.2953113989834722,0.2957047813903294,0.29877451496814256,0.3020043091616554],"n_dims_used":45,"mean_confidence":0.8862403021918402},"coverage":{"mean_confidence":0.8862403021918402,"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}}