{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000631","477:4770003683","477:4770004013","496:4960009316","470:4700005025","477:4770003928","478:4780003074","472:4720003297","477:4770003967","473:4730003228","500:5000001712","475:4750006380","477:4770001835","485:4850007997","500:5000002233","470:4700006617","500:5000002600","500:5000001988","466:4660000297","488:4880000472","500:5000002255","500:5000004994","475:4750011655","477:4770001891","477:4770001722"],"twin_admin_codes":[499,477,477,496,470,477,478,472,477,473,500,475,477,485,500,470,500,500,466,488,500,500,475,477,477],"twin_sims":[0.49152441581465933,0.48998356368285934,0.44582647503028217,0.2789423065544563,0.23089707201195503,0.22755493383079956,0.22252765234748673,0.22087893942870723,0.21168084294510914,0.20416012991630045,0.19492286772989076,0.19481765990708363,0.19110620696124767,0.18812388961933904,0.18641659934497745,0.18550937616501204,0.18113206542109317,0.17690245975326177,0.17605226974125984,0.17549239861163685,0.1705460359531108,0.16908197324912613,0.167551121489335,0.16235913630634172,0.16220817156127793],"twin_dists":[0.15478986738959616,0.15513162915053713,0.16508119936823018,0.20753522925747267,0.2223687323302924,0.22347196266522643,0.22515186641748872,0.2257082966482358,0.22886490822819444,0.2315156644620448,0.23486474050595912,0.2349035105680643,0.23628063355249282,0.2374007968389279,0.23804766509297742,0.23839309287608101,0.24007669562011405,0.24173105203631431,0.24206697633742608,0.24228882208329966,0.24427109093371205,0.24486570642029057,0.24549141846563569,0.2476447668331524,0.24770811933669162],"n_dims_used":45,"mean_confidence":0.9263537936740451},"coverage":{"mean_confidence":0.9263537936740451,"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}}