{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870005002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660005331","466:4660010566","487:4870007632","470:4700001022","487:4870005119","487:4870011223","469:4690003470","481:4810005889","496:4960008023","474:4740000956","469:4690002076","487:4870003165","499:4990003888","484:4840004499","469:4690005175","466:4660008722","490:4900009918","468:4680003089","494:4940003418","493:4930006953","484:4840001866","466:4660011907","493:4930003751","484:4840002998","466:4660006050"],"twin_admin_codes":[466,466,487,470,487,487,469,481,496,474,469,487,499,484,469,466,490,468,494,493,484,466,493,484,466],"twin_sims":[0.04465851801799576,0.015989965993656305,0.011238783047674603,0.004866495161477165,0.0022643231100557826,0.0019016818876693936,0.0018080267646296447,0.001579159488247749,0.0013098133164155487,0.0012241227199533342,0.001166950274675726,0.0010626314546762882,0.0010057589348438849,0.0009592943275779757,0.0006901786208849169,0.000610490474232808,0.0004807059976261769,0.0004638727699127536,0.0003997815795136826,0.0003012406957019458,0.00025319345101310184,0.0002305337116420208,0.00021647512562603607,0.0001830877833226753,0.00015352407250826333],"twin_dists":[0.32383886165328946,0.3735238067298959,0.3891202937330805,0.4238519617927874,0.45327794026136586,0.4597269422776061,0.46157616480781755,0.46649579988798745,0.4732092625102029,0.4756148719210523,0.4773081433740614,0.48060604397878104,0.4825326738264275,0.48418325812964774,0.49552044820406355,0.4996792539353928,0.5076831652925744,0.5088660828032348,0.5137711345659917,0.5229799348873427,0.5285542758023516,0.5315378475135234,0.5335308088096233,0.5388005490939565,0.5442857755468596],"n_dims_used":43,"mean_confidence":0.8980859268543332},"coverage":{"mean_confidence":0.8980859268543332,"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}}