{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001676},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001928","489:4890002018","489:4890002172","489:4890003181","489:4890001757","489:4890002745","489:4890001919","489:4890001755","489:4890003253","489:4890003527","489:4890001836","489:4890003578","489:4890001839","489:4890001852","489:4890001845","489:4890002186","489:4890002016","489:4890002173","489:4890002007","489:4890002346","489:4890002265","489:4890002666","489:4890001920","489:4890002088","489:4890002507"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.81322411995601,0.8114893215124476,0.7911683851250726,0.7781363782802428,0.7752002705642161,0.7487914924830007,0.7464840862151161,0.7371071259766226,0.7301182144000126,0.7191263896252263,0.7172671352098837,0.7100145550854525,0.6922692457702678,0.6912404298732785,0.6905956036131883,0.6901712807022858,0.6818625546018411,0.6811473610873424,0.678017893888857,0.6776220825428221,0.6737492858523628,0.6706063934871324,0.6703536753700123,0.6697691220966346,0.6689150752911479],"twin_dists":[0.08351415026212859,0.08394435272715439,0.08889421638848388,0.0919917554096028,0.09268232690267955,0.09878911484837229,0.09931466974111279,0.1014388826805431,0.10301082713721417,0.10546546507064285,0.10587868672699823,0.10748552690707515,0.1113866351115772,0.11161162435525848,0.11175257930883198,0.11184530842487514,0.11365719598854213,0.11381283128455566,0.11449327008930653,0.11457926614724481,0.11541994960651279,0.11610124122945328,0.1161559880597248,0.11628260125869552,0.11646753720347294],"n_dims_used":45,"mean_confidence":0.9146902296278212},"coverage":{"mean_confidence":0.9146902296278212,"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}}