{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006941},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002050","478:4780006247","478:4780003181","490:4900006775","479:4790006653","479:4790001343","488:4880000274","490:4900006650","479:4790001710","469:4690003754","485:4850001106","496:4960000937","488:4880001035","488:4880000581","479:4790005491","485:4850001284","485:4850000949","469:4690000051","488:4880006019","485:4850000048","478:4780004131","478:4780001645","490:4900002348","489:4890005413","470:4700002800"],"twin_admin_codes":[490,478,478,490,479,479,488,490,479,469,485,496,488,488,479,485,485,469,488,485,478,478,490,489,470],"twin_sims":[0.35561204650529243,0.3283258751091976,0.3272695006831811,0.3142301051375545,0.2944904298328587,0.2885607158915806,0.2820045433017441,0.27232755518138435,0.27097479281257636,0.2694393002502504,0.2650090305708133,0.2629247609151444,0.2605298515016458,0.25619395821106394,0.2556097331602408,0.25089441095841236,0.25016152450913764,0.2480299381208763,0.23463899764569626,0.23084641365728353,0.22712676848854868,0.22540328011455854,0.21978781102408046,0.21898441108806332,0.21450669910771294],"twin_dists":[0.1867588714365329,0.19383510673891965,0.19411533620831814,0.19761671794255714,0.20307891579691434,0.2047614331709634,0.2066459489219484,0.2094766932100709,0.20987729025369872,0.2103334980524837,0.21165886908408477,0.2122871788266184,0.21301299261821122,0.21433780223715893,0.2145173888510809,0.21597647734716416,0.21620482287078305,0.21687140343621858,0.22114594520773254,0.22238537557583293,0.22361407138972408,0.22418790332597324,0.2260780746098182,0.2263511296551447,0.22788545331294816],"n_dims_used":45,"mean_confidence":0.9268012152777778},"coverage":{"mean_confidence":0.9268012152777778,"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}}