{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006454},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006955","490:4900007201","490:4900007569","490:4900006455","490:4900006341","490:4900006832","490:4900005980","490:4900007319","490:4900006105","490:4900007317","490:4900009020","490:4900005586","490:4900007321","490:4900007078","490:4900006830","490:4900006833","490:4900009415","490:4900007322","490:4900007193","490:4900007560","490:4900006343","490:4900006462","490:4900009207","490:4900006714","490:4900007197"],"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":[0.006705026235190767,0.003955949207185668,0.001606756018634696,0.001330620030261176,0.0002747094247047366,0.00022357727056521344,0.00019068637008492519,0.00015314573085706677,0.00014655054399767353,0.00013193067508092429,0.00008757198212688852,0.00008090593450787547,0.00005386969709546412,0.00004953122799593301,0.000038994675657626825,0.000016501428985287238,0.000009840014968166516,0.000009140616959268662,0.000006816070759723497,0.000006378630615669719,0.000005193635417223729,0.000004985861336744488,0.000004934103981514916,0.00000475774049538611,0.00000437840480504121],"twin_dists":[0.4109002948642489,0.43201708020225216,0.4658689653432061,0.4726471545392542,0.5259450660111487,0.5325092649773168,0.5375260280251025,0.5443622354178101,0.5457245032697445,0.5489631568170782,0.5614139085178799,0.5637876289987481,0.5758272853962475,0.5782815875815411,0.5852163836517459,0.6094992828787387,0.6236424484488148,0.6256333956312314,0.6334954097268375,0.6352590433157852,0.640692753814272,0.6417667170547743,0.6420409209320743,0.642996446052388,0.6451723782534472],"n_dims_used":45,"mean_confidence":0.9028711954752604},"coverage":{"mean_confidence":0.9028711954752604,"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}}