{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001590},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001125","487:4870001027","487:4870001684","487:4870000611","487:4870001692","487:4870001122","487:4870001306","487:4870000761","487:4870001124","487:4870001588","487:4870000682","487:4870001498","487:4870001771","487:4870000539","487:4870004282","487:4870002041","487:4870001388","487:4870001031","487:4870000680","490:4900001993","490:4900003727","487:4870001954","487:4870000760","487:4870001219","487:4870000684"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,490,490,487,487,487,487],"twin_sims":[0.8175088303286022,0.6645939933607883,0.6347115889119511,0.6317728793568064,0.6287209339465808,0.6241472887207579,0.6076640552922914,0.5918685275798912,0.5677653961012051,0.5318057166392407,0.5251315277306875,0.5071778312407845,0.49503177903870343,0.46715856980567716,0.4551504541920569,0.44768305676265263,0.4444774193443772,0.4434451258334127,0.4374255939952273,0.4313950597210194,0.4248284979900039,0.4244152521093634,0.3973311005907349,0.39393208532667,0.3901622630779714],"twin_dists":[0.08244597243185245,0.1174023645274376,0.12383579341718082,0.12446629312682599,0.12512081238649297,0.12610122515514702,0.12963179661682586,0.13301465133136767,0.13818633006052236,0.14595454718866074,0.14740685867101416,0.1513351098803487,0.15401310720879002,0.16023443802339904,0.1629526084411083,0.16465603662695302,0.16539056015734152,0.16562752519337967,0.16701360754756886,0.16840980531235078,0.16993913891665952,0.17003570777673743,0.17645592490173612,0.17727527430748097,0.1781878502707516],"n_dims_used":43,"mean_confidence":0.9144251623819041},"coverage":{"mean_confidence":0.9144251623819041,"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}}