{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000702},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000628","479:4790001369","479:4790006328","466:4660004971","479:4790000508","489:4890004439","500:5000006788","496:4960006274","488:4880000263","476:4760001148","476:4760003110","496:4960004558","475:4750012284","479:4790000572","468:4680005531","469:4690006904","479:4790005476","469:4690000433","480:4800000594","496:4960009313","484:4840004331","470:4700003513","468:4680003825","476:4760001814","496:4960000847"],"twin_admin_codes":[480,479,479,466,479,489,500,496,488,476,476,496,475,479,468,469,479,469,480,496,484,470,468,476,496],"twin_sims":[0.07140625273551741,0.04450607711405068,0.036858156070769,0.03308473566573928,0.03296707589480231,0.030823678235328018,0.028102913085508396,0.027297415584263858,0.027035097075011533,0.02503737108509927,0.024905878606705133,0.024095436882913553,0.023975117514963718,0.023632080200986044,0.022693431782408752,0.022386821727523137,0.02207253437703717,0.02143528004050407,0.0195674283210939,0.01949623420098107,0.019279270905282222,0.019066515875066484,0.018505663862855827,0.018233786715589274,0.016829878006297733],"twin_dists":[0.29839323224799663,0.32401691036996805,0.3336878905028784,0.3391034185092678,0.3392805826455157,0.342606441323622,0.3471262030822763,0.34853643800302586,0.3490034318600824,0.35269404673985605,0.352945785282,0.35452322915941414,0.3547613209940288,0.35544586107948817,0.35736398280168125,0.3580054641538395,0.35867097559113803,0.360046050450992,0.36429221474032797,0.3644609472941989,0.3649784966562153,0.36549097115105705,0.3668662756121344,0.36754612960775523,0.3712048013062154],"n_dims_used":43,"mean_confidence":0.9250437714332758},"coverage":{"mean_confidence":0.9250437714332758,"n_dims_used":43,"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}}