{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003410","496:4960008039","496:4960007798","496:4960007023","490:4900000013","487:4870007478","496:4960007689","490:4900000082","487:4870003408","496:4960005429","496:4960008592","487:4870005706","490:4900000142","496:4960007690","496:4960007165","466:4660013429","487:4870003412","496:4960007917","496:4960007033","494:4940000653","469:4690003649","496:4960008780","496:4960009477","466:4660013354","496:4960005125"],"twin_admin_codes":[487,496,496,496,490,487,496,490,487,496,496,487,490,496,496,466,487,496,496,494,469,496,496,466,496],"twin_sims":[0.15324589679827036,0.15268667462635688,0.10701469471602153,0.101773185428274,0.09579766366725363,0.09262063992218923,0.08483184162285631,0.07854138305179795,0.07732120021470926,0.07573965480795126,0.07573921988948115,0.0677876244732153,0.06690121949283206,0.06357457695947104,0.06331670611021366,0.061735398147811066,0.06067412220422764,0.05892025739721328,0.05856658902804809,0.0579404071047735,0.05540718263473663,0.0547548267122491,0.053446855029861726,0.052243864243243454,0.05181496161084634],"twin_dists":[0.25154857537725456,0.25179359649313404,0.2745725506636903,0.2776404660643252,0.28129248827964626,0.28330762842392504,0.2884900507682397,0.2929600905092296,0.2938601982099895,0.2950440463222572,0.2950443746037294,0.30131864224724914,0.30205455867700554,0.30488940420606714,0.3051141783527206,0.30650917199896827,0.30746193252807635,0.3090669167244489,0.3093953164490852,0.3099807881931757,0.31240395023544626,0.31304276538166764,0.3143428111424027,0.3155620167464668,0.3160023407094915],"n_dims_used":45,"mean_confidence":0.9141321818033854},"coverage":{"mean_confidence":0.9141321818033854,"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}}