{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002038},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004325","490:4900005661","490:4900007388","470:4700006629","496:4960011917","490:4900001320","487:4870004859","487:4870003974","496:4960003372","496:4960006806","487:4870005121","490:4900001455","487:4870006014","493:4930005938","487:4870004716","494:4940006471","496:4960011481","487:4870006436","490:4900006649","487:4870006137","496:4960011734","493:4930007134","487:4870006577","490:4900004045","487:4870005721"],"twin_admin_codes":[490,490,490,470,496,490,487,487,496,496,487,490,487,493,487,494,496,487,490,487,496,493,487,490,487],"twin_sims":[0.388260223812285,0.38307612765076154,0.32665695979236775,0.30252651975861744,0.29892800690976107,0.2929668767853538,0.288478005118604,0.27419501498522064,0.26679463096916584,0.26415611284319335,0.2617013741214829,0.2567390012484586,0.2531195063591591,0.24618488345404113,0.2447911076531538,0.24049826407931535,0.2395155884427105,0.23787722718469018,0.23664261786017077,0.2352067436313129,0.23446263658690686,0.2337628278573767,0.23067919510902923,0.2223786396161405,0.22227498408177124],"twin_dists":[0.17864985021258742,0.179914517668393,0.19427805666410655,0.2008303363333725,0.2018328520677621,0.20350927903134855,0.20478504673887135,0.2089256845933873,0.21112304050864267,0.2119156094683599,0.21265742452270484,0.21417049343002773,0.21528580011439677,0.2174513534837748,0.21789131053653954,0.21925663180961888,0.21957138515957594,0.22009802889777558,0.22049645224839826,0.2209615376115029,0.2212032879128691,0.22143110546296954,0.22244033048200315,0.2252020438677881,0.22523696130490942],"n_dims_used":45,"mean_confidence":0.9100803799099393},"coverage":{"mean_confidence":0.9100803799099393,"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}}