{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004091","490:4900004227","490:4900003811","490:4900004231","490:4900003671","490:4900007298","490:4900004219","490:4900001512","490:4900004092","490:4900001251","490:4900004485","490:4900001382","490:4900003812","490:4900007556","490:4900003513","490:4900007069","490:4900006567","490:4900004912","490:4900004232","490:4900007065","490:4900001253","490:4900001648","490:4900006816","490:4900005050","476:4760004390"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,476],"twin_sims":[0.11216483424699243,0.05747067792232038,0.027073116669655506,0.01024523896967024,0.00822705162246594,0.004473075354260215,0.004455227856081502,0.003990847605944134,0.0035705263927968077,0.0030758209595555105,0.002839249228229996,0.0027978995397878073,0.002693202031886682,0.0026058053112232057,0.002275498672638991,0.002237708774066502,0.002222889109944103,0.002063627387158046,0.0020170608589194696,0.0019507281267742618,0.001620802978938551,0.0015466127014034804,0.0014480080958929223,0.00127910037743273,0.0012019108817579304],"twin_dists":[0.271669722483324,0.31042341261239187,0.3489355060835411,0.39311195251815845,0.4024151118426141,0.4271934607647345,0.42735128797058314,0.4316740238852701,0.43600094651416965,0.4417330283416713,0.44477852378325444,0.4453345343509105,0.446776710051207,0.4480204314166728,0.4530946951630749,0.4537176991359959,0.4539646557575833,0.4567185497772895,0.4575606971875073,0.4587917167031402,0.46555370322602246,0.4672481956732841,0.469620341704565,0.4740542709451103,0.4762638438207661],"n_dims_used":45,"mean_confidence":0.9219551934136285},"coverage":{"mean_confidence":0.9219551934136285,"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}}