{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002162},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000827","490:4900001601","490:4900000839","490:4900000420","496:4960005700","490:4900004296","496:4960006502","487:4870006727","490:4900001079","487:4870006295","490:4900003214","490:4900002005","490:4900001737","490:4900003480","490:4900001464","487:4870002448","487:4870002876","466:4660013419","466:4660013337","487:4870004128","490:4900006184","490:4900003451","487:4870004267","496:4960008869","496:4960002012"],"twin_admin_codes":[490,490,490,490,496,490,496,487,490,487,490,490,490,490,490,487,487,466,466,487,490,490,487,496,496],"twin_sims":[0.35205086784078266,0.27772614169017384,0.2720854864865069,0.24768660016120697,0.18747889637015108,0.1797787171582848,0.1783047502664817,0.17032114648010652,0.16621537810582665,0.16169466570933305,0.16075758982980043,0.15976444833336378,0.15662419846331574,0.15622952155193365,0.15606939934668854,0.14359160238559374,0.1435525686165347,0.1431159629499794,0.13762313401933002,0.13607269437309696,0.13401125662571764,0.13350161365483923,0.1318720181131058,0.13084593985114226,0.12862983803470615],"twin_dists":[0.1876656773856899,0.20789005187714316,0.2095482874208226,0.2169791134415914,0.23764468980671624,0.24060303228596816,0.24117948350190002,0.24436218889124836,0.2460407548185523,0.24792393318447575,0.24831904850401498,0.24873963433861607,0.2500821515050833,0.25025226858941896,0.25032137539543486,0.2558746333340923,0.2558925548908585,0.2560932604661118,0.2586580916741622,0.2593958668185769,0.2603866210135222,0.26063332446043386,0.2614269480289133,0.2619304512466317,0.26302815732421503],"n_dims_used":45,"mean_confidence":0.9050998263888889},"coverage":{"mean_confidence":0.9050998263888889,"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}}