{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012165","490:4900012182","490:4900012115","490:4900012112","490:4900012042","490:4900012178","490:4900011831","490:4900012095","490:4900010035","490:4900010841","490:4900011456","490:4900011770","490:4900012177","490:4900012119","490:4900011454","490:4900011761","490:4900012102","490:4900011839","490:4900010579","490:4900011901","490:4900009626","490:4900011250","490:4900012047","490:4900012169","490:4900012179"],"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":[0.5814908034008234,0.5484712164681431,0.4882557196514349,0.37405938597698163,0.24682082055185137,0.2307743842304188,0.22344127204485606,0.1763347051557095,0.14215857313865907,0.1329766975484853,0.12777844152175066,0.10715359321047263,0.10495649443642198,0.10407084183779246,0.10382418547059986,0.1016453245343305,0.0950311794125352,0.09466156043959785,0.08903385590046044,0.0853763378594474,0.0851990117274124,0.08169468094359002,0.07793898993391711,0.07560159341628916,0.07163026225770443],"twin_dists":[0.13523921129293578,0.1423439166364312,0.15551524856714993,0.18213392767235279,0.2172511470625021,0.22240904419647087,0.22484470975616672,0.2419552535473688,0.2565349657475271,0.2608881623914464,0.2634536829375154,0.2744928565885077,0.275762982614478,0.2762808243569507,0.2764256553673874,0.2777168289844413,0.28177378148189525,0.28200696697996586,0.2856493957626987,0.2881157293917658,0.28823742520479306,0.29068488970355316,0.293403049270735,0.2951483330742721,0.29821612450935864],"n_dims_used":45,"mean_confidence":0.891574944390191},"coverage":{"mean_confidence":0.891574944390191,"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}}