{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000937},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001127","466:4660013814","466:4660013694","487:4870001300","487:4870001198","487:4870000691","487:4870000615","466:4660013759","487:4870001587","466:4660013755","466:4660013695","487:4870000480","487:4870001775","487:4870001487","466:4660013329","466:4660013404","487:4870000768","466:4660013478","466:4660013236","487:4870001121","487:4870000847","487:4870000543","487:4870000613","487:4870000689","466:4660013474"],"twin_admin_codes":[487,466,466,487,487,487,487,466,487,466,466,487,487,487,466,466,487,466,466,487,487,487,487,487,466],"twin_sims":[0.7619719567007349,0.7517985156603476,0.7068612060241083,0.6333203660012192,0.5779105468479193,0.5707749007072487,0.5495758586505781,0.5442750348795466,0.536871257457064,0.4529886454300759,0.44762435404129963,0.4448747283126215,0.43953572441162464,0.4389623864677229,0.4260365647133512,0.4260315072214718,0.41387603101855563,0.4080986577414507,0.40456798999133264,0.40375750970035945,0.4002346313344157,0.39676753014004906,0.39504947942324403,0.3824327799249287,0.37962607100959267],"twin_dists":[0.09576348425466791,0.0981024324454945,0.10818177556557022,0.12413431452850113,0.13600732446066172,0.13753951843194817,0.1421052983324735,0.14325109805190572,0.14485482775352929,0.16344467841151603,0.16466946948334388,0.16529941338478593,0.16652687675008104,0.1666590339929537,0.16965705690703203,0.16965823713295794,0.17251211985912498,0.1738811637027949,0.17472202328389455,0.17491550768754813,0.17575855638457077,0.17659155260594547,0.17700556258105865,0.1800720308973145,0.18076070314325038],"n_dims_used":43,"mean_confidence":0.9110377112100291},"coverage":{"mean_confidence":0.9110377112100291,"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}}